Methylmercury Poisoning:Long-Term Clinical, Radiological, Toxicological, and Pathological Studies of an Affected Family
Ann Neurol 35:680-688, Davis,L.E.,et al, 1994
Epidemiology of Motor-Neuron Diseases
NEJM 288:1047, Bobwick,A.R.,et al, 1973
Differential Diagnosis of Tremors
Med Clin North Am 56:1363, Fahn,S., 1972