A critique of the second consensus criteria for multiple system atrophy. Issue 7 (29th April 2019) - Stankovic, Iva; Quinn, Niall; Vignatelli, Luca; Antonini, Angelo; Berg, Daniela; Coon, Elizabeth; Cortelli, Pietro; Fanciulli, Alessandra; Ferreira, Joaquim J.; Freeman, Roy; Halliday, Glenda; Höglinger, Günter U.; et al.