Benefit of Salbutamol for the Treatment of Neuromuscular Junction Dysfunction in Patients With Purine-Rich Element Binding Protein A (PURA) Syndrome. - Yau ML; Beck C; Fung EL; Yiu EM; Tewierik C; Leung CH; Cheung HM; Yam KK; Wong KN; O'Neill TS; Howell KB; Chong SC (Cureus, 2026)