1. From the Department of Physical Medicine and Rehabilitation (S.H.J., J.P.S., S.S.Y.), Department of Neurosurgery (C.H.C.), Department of Neurology (J.L.), College of Medicine, Yeungnam University, Daemyungdong, Namku, Taegu, Republic of Korea; and Department of Physical Therapy, College of Rehabilitation Science, Daegu University, Jillyang, Gyeongsan, Gyeongbuk, Republic of Korea (C.S.K.).