[Blood coagulation disorder (Factor IX deficiency) in Prader-Willi syndrome].
D002648:Child; D002836:Hemophilia B / Q000150:complications*; D006801:Humans; D008297:Male; D008661:Metabolism, Inborn Errors / Q000150:complications*
Blutgerinnungsstörung (Faktor IX Mangel) beim Prader-Willi-Syndrom.