Health of adolescents.
D000293:Adolescent; D000367:Age Factors; D001290:Attitude; D001519:Behavior; D003695:Delivery of Health Care; D003710:Demography; D004194:Disease; D004467:Economics; D006262:Health; D006301:Health Services Needs and Demand; D006716:Homosexuality; D007239:Infections; D010551:Personality; D010553:Personality Development; D011153:Population; D011154:Population Characteristics; D011287:Prejudice; D011584:Psychology; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases; D012940:Social Problems
Adolescents; Age Factors; Attitude; Behavior; Delivery Of Health Care; Demographic Factors; Diseases; Economic Factors; Health; Homosexuals; Infections; Needs; Personality; Personality Development; Population; Population Characteristics; Premarital Sex Behavior; Psychological Factors; Reproductive Tract Infections; Sex Behavior; Sexually Transmitted Diseases--prevention and control; Social Discrimination; Social Problems; World; Youth