Cardiopulmonary and exercise physiology laboratory, The Hong Kong Polytechnic University, Hong Kong, China
Prince of Wales Hospital, Shatin, Hong Kong, China
School of Optometry, The Hong Kong Polytechnic University, Hong Kong, Hong Kong, China
The Fujian Hospice, Fuzhou, Fujian, China
Li Ka Shing Specialty OPD, Sha Tin, NT, Hong Kong
AHNH Psychiatric OPD, Taipo, NT, Hong Kong
Hong Kong Polytechnic University, Hong Kong, China
West China Hospital, Chengdu, Sichuan, China
Optometry Clinic, School of Optometry, The Hong Kong PolyU, Hong Kong, China
Cardiopulmonary and exercise physiology laboratory, The Hong Kong Polytechnic University, Hong Kong, Hong Kong
Tung Wah Hospital, Hong Kong, Hong Kong