[1] Hong Kong Polytech Univ, Sch Nursing, Kowloon, Hong Kong, Peoples R China
[2] Hong Kong Polytech Univ, Res Ctr Chinese Med Innovat, Hong Kong, Peoples R China
[3] Univ Rochester, Elaine C Hubbard Ctr Nursing Res Aging, Med Ctr, Sch Nursing, Rochester, NY USA
[4] Univ Hosp Brno, Dept Rehabil, Brno, Czech Republic
[5] Masaryk Univ, Fac Med, Dept Physiotherapy & Rehabil, Brno, Czech Republic
[6] Univ Thessaly, Sch Hlth Sci, Dept Physiotherapy, Clin Exercise Physiol & Rehabil Lab, Lamia, Greece
[7] Chinese Univ Hong Kong, Dept Comp Sci & Engn, Hong Kong, Peoples R China
[8] 255 Crittenden Blvd, Rochester, NY 14642 USA