Teenage pregnancy; Preliminary results of special care unit.
D000293:Adolescent; D003191:Comprehensive Health Care / Q000379:methods; D005260:Female; D006801:Humans; D008427:Maternal Health Services / Q000600:supply & distribution*; D009519:New York City; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D011295:Prenatal Care / Q000379:methods*