[1] Sichuan Univ, Rehabil Med Ctr, Chengdu, Peoples R China
[2] Sichuan Univ, West China Hosp, Inst Rehabil Med, Chengdu, Peoples R China
[3] Sichuan Univ, West China Hosp, Key Lab Rehabil Med Sichuan Prov, Chengdu, Peoples R China
[4] Sichuan Univ, West China Hosp, Outpatient Dept, Chengdu, Peoples R China
[5] Mianzhu Peoples Hosp, Deyang Clin Res Ctr Rehabil Med, Dept Rehabil Med, Mianzhu, Sichuan, Peoples R China
[6] First Peoples Hosp Longquanyi Dist Chengdu, Affiliated Hosp 2, Chengdu, Peoples R China
[7] Second Hosp Jilin Univ, Changchu, Peoples R China
[8] Heilongjiang Univ Chinese Med, Affiliated Hosp 2, Harbin, Peoples R China
[9] Third Hosp Mianyang, Mianyang, Peoples R China