Abortion, Abortive outcome, Alcohol use, Anthropometry, Anxiety, Assets, Asthma, Birth control pills, Blood pressure, Blood tests, Breathing difficulty, COPD, Cancers, Cohort study, Contraceptives, Cooking fuels, Cough, Diabetes, Diet, Domestic migration, Education, Employment, Secondhand smoke, Family composition, Fruits, Heart disease, Height, Hours worked, Household air pollution, Housing, Housing materials, Hypertension, Interstitial lung diseases, Lighting, Summary birth history, Limited mobility, Literacy, Live births, Marital status, Mass media, Maternal age, Meat, Medicines, Menstruation, Milk, Obesity, Occupations, Parental survival, Peptic ulcer disease, Physical activity, Refrigeration, Respiratory function tests, Sanitation, Siblings, Sleep, Smokeless tobacco use, Sugar-sweetened beverages, Telephones, Thyroid gland disorders, Tobacco smoking, Transportation, Tuberculosis, Unemployment, Unipolar depressive disorders, Vegetables, Water supply, Weight, FFQ