Primary prevention of adolescent pregnancy.
Perkins
J L
JL
D000293:Adolescent; D005190:Family / Q000523:psychology; D005260:Female; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008960:Models, Psychological; D011247:Pregnancy; D011253:Pregnancy in Adolescence / Q000523:psychology* / Q000706:statistics & numerical data; D011322:Primary Prevention / Q000379:methods*; D011637:Public Health Nursing; D012380:Role; D012736:Sex Education / Q000592:standards; D012725:Sexual Behavior