Absenteeism, Adolescents, Age at first sex, Alcohol use, Amphetamine use disorders, Anxiety, Body mass index, Bullying, Burns, Cannabis use disorders, Cocaine use disorders, Condoms, Contraceptives, Dairy products, Dental care, Diet, Dietary sodium, Education, Ethnicity, Food security, Fruits, Health promotion, Height, Hygiene, Illicit drug use, Injuries, Interpersonal violence, Leisure activities, Mental health symptoms, Opioid use disorders, Oral hygiene, Physical activity, Poisonings, Processed foods, Reproductive and sexual risk factors, Sanitation, School conditions, Secondhand smoke, Sexual behavior, Sleep, Sleep disorders, Sugar-sweetened beverages, Suicide, Tobacco and nicotine use, Tobacco smoking, Transportation, Vegetables, Violence, Weight