Absenteeism, Adolescents, Age at first sex, Alcohol use, Amphetamine use disorders, Birth control pills, Body mass index, Bullying, Burns, Cannabis use disorders, Condoms, Contraceptives, Dental care, Education, FFQ, Falls, Foreign bodies, Fruits, HIV and AIDS, Health behaviors, Health literacy, Height, Hygiene, Illicit drug use, Immunization, Injuries, Interpersonal violence, Leisure activities, Lifestyle risk factors, Mass media, Mental health symptoms, Opioid use disorders, Oral hygiene, Physical activity, Poisonings, Poverty, Processed foods, Reproductive and sexual risk factors, Road traffic injuries, School enrollment, Seat belts, Secondhand smoke, Self-inflicted injuries, Sexual behavior, Sleep disorders, Smokeless tobacco use, Socioeconomic risk factors, Sugar-sweetened beverages, Suicide, Tobacco smoking, Traditional birth control, Unintentional injuries, Vegetables, Violence, Weight