Pregnancy complications following legally induced abortion: an analysis of the population with special reference to prematurity.
D000028:Abortion, Induced / Q000009:adverse effects*; D000328:Adult; D004522:Educational Status; D005260:Female; D005865:Gestational Age; D006801:Humans; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007234:Infant, Premature; D008393:Marriage; D010298:Parity; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology*; D012907:Smoking; D012959:Socioeconomic Factors