The periodic health examination and adolescent pregnancy: 1988.
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University of Pennsylvania School of Medicine, Philadelphia 19104.
D000293:Adolescent; D000295:Adolescent Medicine; D026683:Advisory Committees; D002170:Canada; D003267:Contraception; D003376:Counseling; D005260:Female; D006801:Humans; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D011322:Primary Prevention; D014481:United States