@inproceedings{inproceedingsd22949fb, title = {Myasthenia gravis and multiple sclerosis report of 4 patients}, author = {Callegaro, D and Marchiori, P E and Assis, J L and Zambon, A A and Scaff, Milberto}, year = {1991}, booktitle = {Congreso Panamericano de Neurologia} }