[1] Chang Gung Mem Hosp, Dept Phys Med & Rehabil, Taipei 105, Taiwan
[2] Chang Gung Mem Hosp, Dept Traumat & Emergent Surg, Taipei 105, Taiwan
[3] Chang Gung Mem Hosp, Dept Phys Med & Rehabil, Kaohsiung, Taiwan
[4] Chang Gung Univ, Dept Phys Med & Rehabil, Taipei, Taiwan