[1] Sungkyunkwan Univ, Dept Phys & Rehabil Med, Samsung Med Cntr, Sch Med, Seoul, South Korea
[2] Pusan Natl Univ, Dept Rehabil Med, Sch Med, Pusan, South Korea
[3] Chungnam Natl Univ, Dept Rehabil Med, Sch Med, Chungnam, South Korea
[4] Konkuk Univ, Dept Rehabil Med, Sch Med, Seoul, South Korea
[5] Yonsei Univ, Dept & Rsch Inst Rehabil Med, Coll Med, Seoul, South Korea
[6] Chonnam Natl Univ, Dept Phys & Rehabil Med, Med Sch, Chungnam, South Korea
[7] Pusan Natl Univ, Dept Phys & Rehabil Med, Sch Med, Pusan, South Korea
[8] Wonkwang Univ, Dept Prevent Med, Sch Med, Chunbuk, South Korea
[9] Kyungpook Natl Univ Hosp, Dept Rehabil Med, Kyungpook, South Korea
[10] Wonkwang Univ, Dept Rehabil Med, Sch Med, Chunbuk, South Korea
[11] Jeju Natl Univ Hosp, Dept Rehabil Med, Jeju, South Korea
[12] Hanllym Univ, Dept Stat, Chunchon, Gangwon Do Prov, South Korea
[13] Ewha Womans Univ, Dept Hlth Convergence, Seoul, South Korea
[14] Korea Cntrs Dis Control & Prevent, Div Chron Dis Prevent, Cntr Dis, Chungbuk, South Korea
[15] Korea Cntrs Dis Control & Prevent, Div Chron Dis Control, Cntr Dis Prevent, Chungbuk, South Korea
[16] Sungkyunkwan Univ, Sch Mech Engn, Seoul, South Korea