Competing interests
J.M. reports receiving advisory board fees from Biogen, Amylix and Italfarmaco, grant support from Roche, and grant support from Pfizer (active study drug for this study by grant number Wi211892 to J.M.). ACh received consulting fees from Biogen, Cytokinetics, Amylyx. ACa reports receiving advisory board fees from Biogen and Amylix, and grant support from Cytokinetics. GL reports scientific advisory for CSL Behring, Biogen Inc, Vertex Pharmaceuticals Incorporated, Chromocell Corporation, Janssen Pharmaceuticals, Inc, Lilly, and the Bracco Group. C.L. has served as a scientific consultant for Mitsubishi Tanabe Pharma Europe, Cytokinetics, Neuraltus, and Italfarmaco. R.D.A., E.Z., S.D.B., F.B., I.M., C.S., D.L.T., R.V., N.F., G.G., M.P., F.G., C.T., L.M., F.D.M., A.S., G.S., A.F., E.D.B., C.C., G.M., A.Co. declare no competing interests. Disclosure forms provided by the authors are available with the full text of this article.