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Subjects
- Smoking111
- Tobacco Use Disorder27
- Immune Sera23
- Neoplasms20
- Immunity19
- Transformation, Bacterial18
- Lung Diseases, Obstructive17
- Antigens16
- Cardiovascular Diseases16
- Financing, Organized16
- Pneumococcal Infections15
- Program Evaluation15
- Public Health14
- Antibodies13
- Diabetes Mellitus12
- Disease Transmission, Infectious12
- Enzymes12
- Health Promotion12
- Nephritis12
- Genes11