title: Anencephaly: a retrospective analysis in Singapore. 1976 to 1980.
abstract: Records of 93 cases of anencephaly from three maternity hospitals in Singapore between 1976 and 1980 were analysed. The incidence was 0.54 per 1000 births. No significant correlation between anencephaly and local seasonal conditions could be found for Singapore.
mesh_terms: D000757:Anencephaly / Q000453:epidemiology* / Q000209:etiology; D005260:Female; D006801:Humans; D008423:Maternal Age; D010298:Parity; D012621:Seasons; D012737:Sex Factors; D012846:Singapore