@misc{miscca2176f2, title = {Procedures for selftreatment of benign paroxysmal positioning vertigo Efficacy of one and two maneuvers...[Carta]}, author = {Pereira, Cristiana Borges and Machado, Luís dos Ramos and Scaff, Milberto}, year = {2004}, doi = {10.1007/s00415-004-0466-4}, journal = {Journal of neurology} }