1. Department of Medicine and Therapeutics, Prince of Wales Hospital, Hong Kong
2. Department of Family Medicine, Prince of Wales Hospital, Hong Kong
3. Department of Family Medicine, Pamela Youde Nethersole Eastern Hospital, Hong Kong
4. Department of Medicine, Queen Mary Hospital, Hong Kong
5. Department of Medicine and Geriatrics, Tuen Mun Hospital, Hong Kong
6. Department of Medicine and Geriatrics, Princess Margaret Hospital, Hong Kong
7. Department of Medicine, Queen Elizabeth Hospital, Hong Kong
8. Department of Medicine, Tseung Kwan O Hospital, Hong Kong
9. Department of Medicine, Haven of Hope Hospital, Hong Kong
10. Department of Family Medicine and Primary Health Care, United Christian Hospital, Hong Kong
11. Department of Medicine and Rehabilitation, Tung Wah Eastern Hospital, Hong Kong
12. Department of Medicine and Geriatrics, Our Lady of Maryknoll Hospital, Hong Kong
13. Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong
14. Hospital Authority, Hong Kong
15. Department of Medicine, The University of Hong Kong, Queen Mary Hospital, Hong Kong