title: Reply to letter: Multiple system atrophy-parkinsonism with slow progression and prolonged survival: a diagnostic catch.
authors: Helen
authors: H
authors: Ling
authors: Igor N
authors: IN
authors: Petrovic
authors: Anthony E
authors: AE
authors: Lang
authors: Andrew J
authors: AJ
authors: Lees
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D019578:Multiple System Atrophy / Q000453:epidemiology* / Q000401:mortality*