Tobacco / Academic Performance / Tobacco Use / Salud Publica / Young Adult / Rural Area / Multinomial Logistic Regression / Cross sectional Study / Rural Area / Multinomial Logistic Regression / Cross sectional Study
Health Care / Tobacco / Human Resource / Lung Cancer / Cerebrovascular Disease / Acute Myocardial Infarction / Medical Care / Random sampling / Public health systems and services research / Chronic obstructive pulmonary disease / Cost of Illness / Acute Myocardial Infarction / Medical Care / Random sampling / Public health systems and services research / Chronic obstructive pulmonary disease / Cost of Illness