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Subject
- Lung Diseases, Obstructive[remove]10
- Smoking10
- Neoplasms9
- Cardiovascular Diseases8
- Tobacco Use Disorder8
- Pregnancy6
- Gastrointestinal Diseases4
- Tobacco Smoke Pollution3
- Amblyopia2
- Exercise2
- Morbidity2
- Mortality2
- Occupational Exposure2
- Tobacco2
- Tobacco Use Cessation2
- Asbestos1
- Bronchitis1
- Coal Mining1
- Community Health Services1
- Drug Interactions1