Popliteal pterygium syndrome in monozygous twins.
D000015:Abnormalities, Multiple / Q000235:genetics; D002971:Cleft Lip / Q000235:genetics*; D002972:Cleft Palate / Q000235:genetics*; D004200:Diseases in Twins; D005260:Female; D005836:Genitalia, Female / Q000002:abnormalities; D006801:Humans; D007231:Infant, Newborn; D009264:Nails, Malformed / Q000235:genetics; D014034:Toes / Q000002:abnormalities