Teenage sexuality: the early adolescent years.
D000293:Adolescent; D002648:Child; D003376:Counseling; D005260:Female; D006716:Homosexuality; D006801:Humans; D010379:Peer Group; D010817:Physician-Patient Relations; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D011627:Puberty; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases; D012917:Social Adjustment