Features of speech and swallowing dysfunction in pre-ataxic spinocerebellar ataxia type 2.

Vogel AP, Magee M, Torres-Vega R, Medrano-Montero J, Cyngler MP, Kruse M, Rojas S, Cubillos SC, Canento T, Maldonado F, Vazquez-Mojena Y, Ilg W, Rodríguez-Labrada R, Velázquez-Pérez L, Synofzik M.