Funding for this research was provided by:
Amyotrophic Lateral Sclerosis Association (18-IIA-407, 2313)
Muscular Dystrophy Association (479769)
U.S. Department of Health & Human Services | NIH | National Institute of Neurological Disorders and Stroke (P01-NS099114, P01-NS084974, R01-NS088689, P01-NS099114, R01-NS27036, R01-NS087227, R01-NS27036)
Received: 14 October 2019
Accepted: 28 February 2020
First Online: 13 April 2020
: D.W.C. is a consultant for Ionis Pharmaceuticals. The other authors report no conflicts of interest.