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skills/pubmed-database/references/common_queries.md
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skills/pubmed-database/references/common_queries.md
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# Common PubMed Query Patterns
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This reference provides practical examples of common PubMed search patterns for various research scenarios.
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## General Research Queries
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### Finding Recent Research on a Topic
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```
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breast cancer[tiab] AND 2023:2024[dp]
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```
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### Systematic Reviews on a Topic
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```
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(diabetes[tiab] OR diabetes mellitus[mh]) AND systematic review[pt]
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```
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### Meta-Analyses
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```
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hypertension[tiab] AND meta-analysis[pt] AND 2020:2024[dp]
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```
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### Clinical Trials
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```
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alzheimer disease[mh] AND randomized controlled trial[pt]
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```
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### Finding Guidelines
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```
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asthma[tiab] AND (guideline[pt] OR practice guideline[pt])
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```
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## Disease-Specific Queries
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### Cancer Research
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```
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# General cancer screening
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cancer screening[tiab] AND systematic review[pt] AND 2020:2024[dp]
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# Specific cancer type with treatment
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lung cancer[tiab] AND immunotherapy[tiab] AND clinical trial[pt]
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# Cancer genetics
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breast neoplasms[mh] AND BRCA1[tiab] AND genetic testing[tiab]
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```
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### Cardiovascular Disease
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```
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# Heart disease prevention
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(heart disease[tiab] OR cardiovascular disease[mh]) AND prevention[tiab] AND 2022:2024[dp]
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# Stroke treatment
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stroke[mh] AND (thrombectomy[tiab] OR thrombolysis[tiab]) AND randomized controlled trial[pt]
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# Hypertension management
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hypertension[mh]/drug therapy AND comparative effectiveness[tiab]
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```
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### Infectious Diseases
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```
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# COVID-19 research
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COVID-19[tiab] AND (vaccine[tiab] OR vaccination[tiab]) AND 2023:2024[dp]
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# Antibiotic resistance
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(antibiotic resistance[tiab] OR drug resistance, bacterial[mh]) AND systematic review[pt]
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# Tuberculosis treatment
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tuberculosis[mh]/drug therapy AND (multidrug-resistant[tiab] OR MDR-TB[tiab])
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```
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### Neurological Disorders
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```
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# Alzheimer's disease
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alzheimer disease[mh] AND (diagnosis[sh] OR biomarkers[tiab]) AND 2020:2024[dp]
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# Parkinson's disease treatment
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parkinson disease[mh] AND treatment[tiab] AND clinical trial[pt]
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# Multiple sclerosis
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multiple sclerosis[mh] AND disease modifying[tiab] AND review[pt]
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```
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### Diabetes
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```
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# Type 2 diabetes management
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diabetes mellitus, type 2[mh] AND (lifestyle[tiab] OR diet[tiab]) AND randomized controlled trial[pt]
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# Diabetes complications
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diabetes mellitus[mh] AND (complications[sh] OR diabetic neuropathy[mh])
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# New diabetes drugs
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diabetes mellitus, type 2[mh] AND (GLP-1[tiab] OR SGLT2[tiab]) AND 2022:2024[dp]
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```
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## Drug and Treatment Research
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### Drug Efficacy Studies
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```
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# Compare two drugs
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(drug A[nm] OR drug B[nm]) AND condition[mh] AND comparative effectiveness[tiab]
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# Drug side effects
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medication name[nm] AND (adverse effects[sh] OR side effects[tiab])
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# Drug combination therapy
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(aspirin[nm] AND clopidogrel[nm]) AND acute coronary syndrome[mh]
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```
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### Treatment Comparisons
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```
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# Surgery vs medication
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condition[mh] AND (surgery[tiab] OR surgical[tiab]) AND (medication[tiab] OR drug therapy[sh]) AND comparative study[pt]
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# Different surgical approaches
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procedure[tiab] AND (laparoscopic[tiab] OR open surgery[tiab]) AND outcomes[tiab]
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```
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### Alternative Medicine
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```
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# Herbal supplements
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(herbal medicine[mh] OR phytotherapy[mh]) AND condition[tiab] AND clinical trial[pt]
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# Acupuncture
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acupuncture[mh] AND pain[tiab] AND randomized controlled trial[pt]
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```
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## Diagnostic Research
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### Diagnostic Tests
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```
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# Sensitivity and specificity
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test name[tiab] AND condition[tiab] AND (sensitivity[tiab] AND specificity[tiab])
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# Diagnostic imaging
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(MRI[tiab] OR magnetic resonance imaging[tiab]) AND brain tumor[tiab] AND diagnosis[sh]
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# Lab test evaluation
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biomarker name[tiab] AND disease[tiab] AND (diagnostic[tiab] OR screening[tiab])
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```
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### Screening Programs
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```
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# Cancer screening
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cancer type[tiab] AND screening[tiab] AND (cost effectiveness[tiab] OR benefit[tiab])
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# Population screening
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condition[tiab] AND mass screening[mh] AND public health[tiab]
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```
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## Population-Specific Queries
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### Pediatric Research
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```
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# Children with specific condition
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condition[tiab] AND (child[mh] OR pediatric[tiab]) AND treatment[tiab]
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# Age-specific
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disease[tiab] AND (infant[mh] OR child, preschool[mh])
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# Pediatric dosing
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drug name[nm] AND pediatric[tiab] AND (dosing[tiab] OR dose[tiab])
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```
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### Geriatric Research
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```
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# Elderly population
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condition[tiab] AND (aged[mh] OR elderly[tiab] OR geriatric[tiab])
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# Aging and disease
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aging[mh] AND disease[tiab] AND mechanism[tiab]
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# Polypharmacy
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polypharmacy[tiab] AND elderly[tiab] AND adverse effects[tiab]
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```
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### Pregnant Women
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```
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# Pregnancy and medications
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drug name[nm] AND (pregnancy[mh] OR pregnant women[tiab]) AND safety[tiab]
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# Pregnancy complications
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pregnancy complication[tiab] AND management[tiab]
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```
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### Sex-Specific Research
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```
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# Female-specific
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condition[tiab] AND female[mh] AND hormones[tiab]
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# Male-specific
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disease[tiab] AND male[mh] AND risk factors[tiab]
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# Sex differences
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condition[tiab] AND (sex factors[mh] OR gender differences[tiab])
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```
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## Epidemiology and Public Health
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### Prevalence Studies
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```
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disease[tiab] AND (prevalence[tiab] OR epidemiology[sh]) AND country/region[tiab]
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```
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### Incidence Studies
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```
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condition[tiab] AND incidence[tiab] AND population[tiab] AND 2020:2024[dp]
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```
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### Risk Factors
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```
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disease[mh] AND (risk factors[mh] OR etiology[sh]) AND cohort study[tiab]
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```
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### Global Health
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```
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disease[tiab] AND (developing countries[mh] OR low income[tiab]) AND burden[tiab]
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```
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### Health Disparities
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```
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condition[tiab] AND (health disparities[tiab] OR health equity[tiab]) AND minority groups[tiab]
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```
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## Methodology-Specific Queries
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### Research Methodology
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#### Cohort Studies
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```
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condition[tiab] AND cohort study[tiab] AND prospective[tiab]
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```
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#### Case-Control Studies
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```
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disease[tiab] AND case-control studies[mh] AND risk factors[tiab]
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```
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#### Cross-Sectional Studies
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```
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condition[tiab] AND cross-sectional studies[mh] AND prevalence[tiab]
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```
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### Statistical Methods
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```
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# Machine learning in medicine
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(machine learning[tiab] OR artificial intelligence[tiab]) AND diagnosis[tiab] AND validation[tiab]
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# Bayesian analysis
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condition[tiab] AND bayes theorem[mh] AND clinical decision[tiab]
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```
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### Genetic and Molecular Research
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```
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# GWAS studies
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disease[tiab] AND (genome-wide association study[tiab] OR GWAS[tiab])
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# Gene expression
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gene name[tiab] AND (gene expression[mh] OR mRNA[tiab]) AND disease[tiab]
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# Proteomics
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condition[tiab] AND proteomics[mh] AND biomarkers[tiab]
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# CRISPR research
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CRISPR[tiab] AND (gene editing[tiab] OR genome editing[tiab]) AND 2020:2024[dp]
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```
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## Author and Institution Queries
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### Finding Work by Specific Author
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```
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# Single author
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smith ja[au] AND cancer[tiab] AND 2023:2024[dp]
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# First author only
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jones m[1au] AND cardiology[tiab]
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# Multiple authors from same group
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(smith ja[au] OR jones m[au] OR wilson k[au]) AND research topic[tiab]
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```
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### Institution-Specific Research
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```
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# University affiliation
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harvard[affil] AND cancer research[tiab] AND 2023:2024[dp]
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# Hospital research
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"mayo clinic"[affil] AND clinical trial[pt]
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# Country-specific
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japan[affil] AND robotics[tiab] AND surgery[tiab]
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```
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## Journal-Specific Queries
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### High-Impact Journals
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```
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# Specific journal
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nature[ta] AND genetics[tiab] AND 2024[dp]
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# Multiple journals
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(nature[ta] OR science[ta] OR cell[ta]) AND immunology[tiab]
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# Journal with ISSN
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0028-4793[issn] AND clinical trial[pt]
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```
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## Citation and Reference Queries
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### Finding Specific Articles
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```
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# By PMID
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12345678[pmid]
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# By DOI
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10.1056/NEJMoa123456[doi]
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# By first author and year
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smith ja[1au] AND 2023[dp] AND cancer[tiab]
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```
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### Finding Cited Work
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```
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# Related articles
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Similar Articles feature from any PubMed result
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# By keyword in references
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Use "Cited by" links when available
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```
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## Advanced Combination Queries
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### Comprehensive Literature Review
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```
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(disease name[tiab] OR disease name[mh]) AND
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((treatment[tiab] OR therapy[tiab] OR management[tiab]) OR
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(diagnosis[tiab] OR screening[tiab]) OR
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(epidemiology[tiab] OR prevalence[tiab])) AND
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(systematic review[pt] OR meta-analysis[pt] OR review[pt]) AND
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2019:2024[dp] AND english[la]
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```
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### Precision Medicine Query
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```
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(precision medicine[tiab] OR personalized medicine[tiab] OR pharmacogenomics[mh]) AND
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cancer[tiab] AND
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(biomarkers[tiab] OR genetic testing[tiab]) AND
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clinical application[tiab] AND
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2020:2024[dp]
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```
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### Translational Research
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```
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(basic science[tiab] OR bench to bedside[tiab] OR translational medical research[mh]) AND
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disease[tiab] AND
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(clinical trial[pt] OR clinical application[tiab]) AND
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2020:2024[dp]
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```
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## Quality Filters
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### High-Quality Evidence
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```
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condition[tiab] AND
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(randomized controlled trial[pt] OR systematic review[pt] OR meta-analysis[pt]) AND
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humans[mh] AND
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english[la] AND
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2020:2024[dp]
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```
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### Free Full Text Articles
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```
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topic[tiab] AND free full text[sb] AND 2023:2024[dp]
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```
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### Articles with Abstracts
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```
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condition[tiab] AND hasabstract[text] AND review[pt]
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```
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## Staying Current
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### Latest Publications
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```
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topic[tiab] AND 2024[dp] AND english[la]
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```
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### Preprints and Early Access
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```
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topic[tiab] AND (epub ahead of print[tiab] OR publisher[sb])
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```
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### Setting Up Alerts
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```
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# Create search and save to My NCBI
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# Enable email alerts for new matching articles
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topic[tiab] AND (randomized controlled trial[pt] OR systematic review[pt])
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```
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## COVID-19 Specific Queries
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### Vaccine Research
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```
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(COVID-19[tiab] OR SARS-CoV-2[tiab]) AND
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(vaccine[tiab] OR vaccination[tiab]) AND
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(efficacy[tiab] OR effectiveness[tiab]) AND
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2023:2024[dp]
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```
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### Long COVID
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```
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(long covid[tiab] OR post-acute covid[tiab] OR PASC[tiab]) AND
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(symptoms[tiab] OR treatment[tiab])
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```
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### COVID Treatment
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```
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COVID-19[tiab] AND
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(antiviral[tiab] OR monoclonal antibody[tiab] OR treatment[tiab]) AND
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randomized controlled trial[pt]
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```
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## Tips for Constructing Queries
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### 1. PICO Framework
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Use PICO (Population, Intervention, Comparison, Outcome) to structure clinical queries:
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```
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P: diabetes mellitus, type 2[mh]
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I: metformin[nm]
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C: lifestyle modification[tiab]
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O: glycemic control[tiab]
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Query: diabetes mellitus, type 2[mh] AND (metformin[nm] OR lifestyle modification[tiab]) AND glycemic control[tiab]
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```
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### 2. Iterative Refinement
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Start broad, review results, refine:
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```
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1. diabetes → too broad
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2. diabetes mellitus type 2 → better
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3. diabetes mellitus, type 2[mh] AND metformin[nm] → more specific
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4. diabetes mellitus, type 2[mh] AND metformin[nm] AND randomized controlled trial[pt] → focused
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```
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### 3. Use Search History
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Combine previous searches in Advanced Search:
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```
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#1: diabetes mellitus, type 2[mh]
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#2: cardiovascular disease[mh]
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#3: #1 AND #2 AND risk factors[tiab]
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```
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### 4. Save Effective Searches
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Create My NCBI account to save successful queries for future use and set up automatic alerts.
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Reference in New Issue
Block a user