Response to Provincial Governments' Decisions Regarding Monitoring for Adults with Spinal Muscular Atrophy. (27th March 2021) - Hodgkinson, Victoria L.; Chapman, Kristine; Izenberg, Aaron; Lochmüller, Hanns; O'Connell, Colleen; O'Ferrall, Erin K.; Oskoui, Maryam; Pfeffer, Gerald; Plamondon, Stephanie; Rodrigue, Xavier; Shoesmith, Christen; Warman-Chardon, Jodi; et al.