The Nondystrophic MyotoniasIn Myology, McGraw-Hill, 2nd Ed, Ch49, p1291-13024., Rudel,R.,et al, 1994
Acid Maltase DeficiencyEngel, A. G. in Engel and Banker, Myology, McGraw-Hill Co, New York, Ch 55, p. 1629-1651, , 1986