1. Amyotrophic lateral sclerosis: Current concepts;Amico;Postgrad. Med.,1981
2. A Textbook of Pathology. 8th ed.;Boyd,1970
3. Neurological Examination in Clinical Practice. 2nd ed;Brickerstaff,1968
4. Speech Pathology—an Applied Behavioral Science. 2nd ed.;Perkins,1977
5. Studies on amyotrophic lateral sclerosis by neutron activation analysis;Yoshimasu;Folia Psychiatr. Neurol. Jpn.,1976