217PDirect and indirect socio-economic burden of facioscapulohumeral muscular dystrophy (FSHD): a national, cross-sectional study. - Lessard, L.; Grant, A.; Smith, I.; Osman, H.; Lochmüller, H.; McMillan, H.; Pfeffer, G.; Korngut, L.; Gagnon, C.; Selby, K.; Breiner, A.; Thavorn, K.; et al. (Neuromuscular Disorders, 2025)