The combinations of the sexes of familial cases of neural tube defect.
James
W H
WH
D000757:Anencephaly / Q000235:genetics; D005260:Female; D006801:Humans; D008297:Male; D009436:Neural Tube Defects / Q000235:genetics*; D012737:Sex Factors; D016135:Spinal Dysraphism / Q000235:genetics