[1] Hong Kong Polytech Univ, Sch Nursing, Kowloon, Hong Kong, Peoples R China
[2] Hong Kong Polytech Univ, Dept Rehabil Sci, Kowloon, Hong Kong, Peoples R China
[3] Univ Leicester, Dept Hlth Sci, Leicester, Leics, England
[4] Hong Kong Polytech Univ, Dept Appl Social Sci, Kowloon, Hong Kong, Peoples R China
[5] Shatin Hosp, Hosp Author, Dept Geriatr & Palliat Med, Ma On Shan, Hong Kong, Peoples R China
[6] Hong Kong Polytech Univ, Dept Land Surveying & Geoinformat, Kowloon, Hong Kong, Peoples R China
[7] Univ Hong Kong, Sch Nursing, Hong Kong, Peoples R China