1. Department of Medicine, Khoo Teck Puat Hospital, Singapore
2. Department of Physiology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore; Centre for Medical Education, Yong Loo Lin School of Medicine, National University of Singapore, Singapore
3. Department of Otorhinolaryngology-Head & Neck Surgery, Changi General Hospital, Singapore
4. Department of Psychological Medicine, Changi General Hospital, Singapore
5. Department of Anaesthesiology, National University Health System, Singapore
6. Centre for Medical Education, Yong Loo Lin School of Medicine, National University of Singapore, Singapore