Coratti G, Civitello M, Rohwer A, Albamonte E, Montes J, Glanzman AM, Pasternak A, De Sanctis R, Young SD, Duong T, Mizzoni I, Milev E, Sframeli M, Morando S, D'Amico A, Catteruccia M, Brolatti N, Pane M, Scoto M, Messina S, Hirano M, Zolkipli-Cunningham Z, Darras BT, Bertini E, Bruno C, Sansone VA, Salmin F, Day J, Baranello G, Pera MC, Muntoni F, Finkel RS, Mercuri E; International SMA Consortium (iSMAc).