Vertebral and other abnormalities in parents and sibs of cases of spina bifida cystica and of anencephaly.
D000328:Adult; D000757:Anencephaly / Q000235:genetics*; D004677:Encephalocele / Q000235:genetics*; D005260:Female; D006801:Humans; D008297:Male; D010375:Pedigree; D016135:Spinal Dysraphism / Q000235:genetics*; D013131:Spine / Q000002:abnormalities*