Services for and needs of pregnant teenagers in large cities of the United States, 1979-80.
D000293:Adolescent; D000328:Adult; D005260:Female; D006268:Health Facilities; D006801:Humans; D008427:Maternal Health Services / Q000191:economics*; D008430:Maternal-Child Health Centers; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D011795:Surveys and Questionnaires; D014481:United States; D014505:Urban Population; D014837:Voluntary Health Agencies / Q000191:economics