Preventing teenage pregnancy.
D000293:Adolescent; D000328:Adult; D001242:Assertiveness; D001521:Behavior Therapy / Q000379:methods*; D003268:Contraception Behavior; D005260:Female; D006801:Humans; D007086:Illegitimacy / Q000639:trends; D008297:Male; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D011606:Psychosexual Development; D012381:Role Playing; D012736:Sex Education; D012725:Sexual Behavior; D012945:Social Values