Etiologic heterogeneity in hydranencephaly.
D000757:Anencephaly / Q000235:genetics*; D003241:Consanguinity; D005260:Female; D005817:Genetic Counseling; D006801:Humans; D006832:Hydranencephaly / Q000235:genetics*; D007231:Infant, Newborn; D008297:Male; D010375:Pedigree; D012306:Risk