@misc{miscb5eaa88d, title = {Miastenia grave soro negativo (aachr): avaliacao de 78 pacientes}, author = {Marchiori, P E and Assis, J L and Zambon, A A and Reis, M and Zielinski, M E Q and Scaff, Milberto and Oliveira, R M}, year = {1990}, booktitle = {Congresso Brasileiro de Neurologia} }