Adolescent sexuality.
D000032:Abortion, Therapeutic; D000293:Adolescent; D000328:Adult; D001291:Attitude of Health Personnel; D001294:Attitude to Health; D002648:Child; D003267:Contraception; D005260:Female; D006801:Humans; D008297:Male; D011247:Pregnancy; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases