Voluntary abortion in a municipal hospital.
D000028:Abortion, Induced; D000029:Abortion, Legal; D000032:Abortion, Therapeutic; D000293:Adolescent; D000328:Adult; D005260:Female; D005865:Gestational Age; D006801:Humans; D008423:Maternal Age; D008427:Maternal Health Services; D009519:New York City; D010298:Parity; D011183:Postoperative Complications; D011247:Pregnancy; D011300:Preoperative Care