Refsum DiseaseIn Rowland's Merritt's Textbk of Neurology, Lea & Febiger, Phila, 8thEd, p. 509, Menkes,J.H., 1989
Phosphorylase DeficiencyIn Englel & Banker, Myology, McGraw-Hill Book Co, Ch 52, 1585-1601, DiMauro,S.&Bresolin,N., 1986