1. Department of Anaesthesia and Intensive Care, Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, NT, Hong Kong
2. Senior Lecturer, Department of Anaesthesia and Intensive Care, Chinese University of Hong Kong.
3. Consultant in Anaesthesia and Resuscitation, British Military Hospital, Hong Kong, Honorary Lecturer, Department of Anaesthesia and Intensive Care, Chinese University of Hong Kong.
4. Medical Officer, Department of Anaesthesia and Intensive Care, Prince of Wales Hospital, Hong Kong, Honorary Tutor, Department of Anaesthesia and Intensive Care, Chinese University of Hong Kong.
5. Senior Lecturer, Department of Surgery, Chinese University of Hong Kong.
6. Professor and Chairman, Department of Anaesthesia and Intensive Care, Chinese University of Hong Kong.