Facioscapulohumeral Muscular Dystrophy, in Neuromuscular Disease
Springer-Verlag, NY, p289988., Swash,M.&Schwartz,M.S., 1988
Central Core Disease, Clinical Features in 13 Patients
Medicine 66:389-396, Shuaid,A.,et al, 1987
Epidemiology of Motor-Neuron Diseases
NEJM 288:1047, Bobwick,A.R.,et al, 1973