FP.23 Bulbar function for patients with spinal muscular atrophy type 1 following onasemnogene abeparvovec. - McGrattan, K.; Shell, R.; Hurst-Davis, R.; Young, S. Dunaway; O'Brien, E.; Lavrov, A.; Wallach, S.; LaMarca, N.; Reyna, S.; Darras, B. (Neuromuscular Disorders, 2022)