[1] Univ Calif Davis Hlth Syst, Dept Phys Med & Rehabil, Sacramento, CA 95817 USA
[2] Univ Calif Davis Hlth Syst, NIDRR Rehabil Res & Training Ctr Neuromuscular Di, Sacramento, CA 95817 USA
[3] Univ Calif Davis Hlth Syst, Neuromuscular Dis Clin, Sacramento, CA 95817 USA