1. Department of Emergency Medicine; KK Women's and Children's Hospital, Duke-NUS Medical School; Singapore
2. Department of Paediatrics, Respiratory Medicine Service; KK Women's and Children's Hospital, Duke-NUS Medical School; Singapore
3. Centre for Quantitative Medicine; Duke-NUS Medical School; Singapore
4. Division of Medicine; KK Women's and Children's Hospital, Duke-NUS Medical School; Singapore
5. Children's Intensive Care Unit; KK Women's and Children's Hospital, Duke-NUS Medical School; Singapore