Shi, L M Prevalence of birth defects and parental work in Singapore live births from 1994 to 1998: a population-based study. [electronic resource] - Occupational medicine (Oxford, England) Sep 2002 - 325-31 p. digital Publication Type: Journal Article ISSN: 0962-7480 Standard No.: 10.1093/occmed/52.6.325 doi Subjects--Topical Terms: AdultCongenital Abnormalities--epidemiologyCross-Sectional StudiesFemaleHumansMaleMaternal Exposure--adverse effectsOccupational Exposure--adverse effectsPaternal Exposure--adverse effectsPregnancyPregnancy OutcomePrevalenceRisk FactorsSingapore--epidemiology