1. Department of Applied Social Sciences, Faculty of Health and Social Sciences The Hong Kong Polytechnic University Hong Kong People's Republic of China
2. Interdisciplinary Centre for Qualitative Research The Hong Kong Polytechnic University Hong Kong People's Republic of China
3. Research Centre for Sharp Vision The Hong Kong Polytechnic University Hong Kong People's Republic of China
4. School of Nursing, Faculty of Health and Social Sciences The Hong Kong Polytechnic University People's Republic of China Hong Kong
5. Hong Kong Red Cross Blood Transfusion Service Hospital Authority Hong Kong People's Republic of China