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Risk Factors
Cross-Sectional Studies
Comorbidity
Prevalence
Confidence Intervals
Incidence
Odds Ratio
Retrospective Studies
Risk
Ohio
United States
Questionnaires
Smoking
Occupational Exposure
Agricultural Workers' Diseases
Migraine Disorders
Lung Neoplasms
Case Control Studies
Reverse Transcriptase Polymerase Chain Reaction
Gene Expression
Co-Publications
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12
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