Kim Seung Min, Lee Jookyung, Joe Soo Geun, Kim Jong S, Kwon Sun U
Department of Neurology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
Department of Neurology, Veterans Health Service Medical Center, Seoul, Korea.
J Clin Neurol. 2015 Oct;11(4):404-6. doi: 10.3988/jcn.2015.11.4.404.