[1] Univ Hong Kong, Bau Inst Med & Hlth Sci Educ, Li Ka Shing Fac Med, Hong Kong, Peoples R China
[2] Hong Kong Metropolitan Univ, Sch Nursing & Hlth Studies, Dept Physiotherapy, Hong Kong, Peoples R China
[3] Univ Hong Kong, Li Ka Shing Fac Med, Med Eth & Humanities Unit, Hong Kong, Peoples R China
[4] Univ Hong Kong, Li Ka Shing Fac Med, Sch Biomed Sci, Hong Kong, Peoples R China
[5] Univ Hong Kong, Li Ka Shing Fac Med, Sch Clin Med, Hong Kong, Peoples R China
[6] Univ Hong Kong, Li Ka Shing Fac Med, Sch Clin Med, Dept Family Med & Primary Care, Hong Kong, Peoples R China
[7] Univ Hong Kong, Shenzhen Hosp, Dept Family Med & Primary Care, Shenzhen, Guangdong, Peoples R China
[8] Univ Hong Kong, Bau Inst Med & Hlth Sci Educ, Li Ka Shing Fac Med, Rm A5-24,Fac Med BldgWilliam MW Mong Block,21 Sass, Hong Kong, Peoples R China