Czeizel, Andrew E Higher risk of orofacial clefts in children born to mothers with angina pectoris: a population-based case-control study. [electronic resource] - Congenital anomalies Feb 2015 - 49-54 p. digital Publication Type: Journal Article ISSN: 1741-4520 Standard No.: 10.1111/cga.12074 doi Subjects--Topical Terms: AdultAngina Pectoris--complicationsCase-Control StudiesCleft Lip--epidemiologyCleft Palate--epidemiologyFemaleHumansPregnancyPregnancy Complications, Cardiovascular--epidemiologyPrevalenceRisk Factors