[1] Natl Rehabil Ctr, Dept Spinal Cord Injury Rehabil, Seoul, South Korea
[2] Natl Rehabil Ctr, Dept Publ Rehabil Serv, Seoul, South Korea
[3] Natl Rehabil Ctr, Dept Neurorehabil, Seoul, South Korea
[4] Yonsei Univ, Coll Med, Dept Prevent Med, Seoul, South Korea
[5] Yonsei Univ, Coll Med, Dept Med Informat & Biostat, Seoul, South Korea
[6] Pusan Natl Univ, Dept Rehabil Med, Sch Med, Busan, South Korea
[7] Seoul Natl Univ, Dept Rehabil Med, Coll Med, Seoul, South Korea
[8] Konyang Univ, Dept Rehabil Med, 158 Gwangedong Ro, Daejeon, South Korea