Age at first sex, Alcohol use, Alcohol use disorders, Birth control pills, Body mass index, Bullying, Burns, Condoms, Contraceptives, Falls, Fruits, Health care use, Height, Hygiene, Illicit drug use, Injuries, Interpersonal violence, Leisure activities, Mental health symptoms, Oral hygiene, Parents, Physical activity, Poisonings, Processed foods, Road traffic injuries, School enrollment, Secondhand smoke, Sexual behavior, Sugar-sweetened beverages, Suicide, Tobacco smoking, Transportation, Unintentional firearm injuries, Unintentional injuries, Vegetables, Violence, Weight