American sex survey cancelled.
Roberts
J
J
D000293:Adolescent; D005260:Female; D015658:HIV Infections; D006801:Humans; D010380:Peer Review; D011057:Politics; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D012109:Research Support as Topic; D012725:Sexual Behavior / Q000523:psychology*; D014481:United States