Intramuscular neuromuscular electric stimulation for poststroke shoulder pain: A multicenter randomized clinical trial

David T. Yu, John Chae, Maria E. Walker, Andrew Kirsteins, Elie P. Elovic, Steven R. Flanagan, Richard L. Harvey, Richard D. Zorowitz, Frederick S. Frost, Julie H. Grill, Michael Feldstein, Zi Ping Fang