Prader-Willi and Angelman Syndromes
Medicine 77:140-151, Cassidy,S.B.&Schwartz,S., 1998
Wilson Disease
Medicine 71:139-164, Brewer,G.J.&Yuzbasiyan-Gurkan,V., 1992
Wilson Disease:Clinical Presentation, Treatment, and Survival
Ann Int Med 115:720-726, Stremmel,W.,et al, 1991