1. 1Children’s Intensive Care Unit, Department of Pediatric Subspecialties, KK Women’s and Children’s Hospital, Singapore;
2. 2Duke–National University of Singapore (NUS) Medical School, Singapore;
3. 3SingHealth Duke–NUS Global Health Institute, Singapore;
4. 4Pediatric Intensive Care Unit, Department of Pediatrics, University Malaya Medical Centre, University of Malaya, Kuala Lumpur, Malaysia;
5. 5Yale–NUS College Singapore;
6. 6Center for Quantitative Medicine, Duke–NUS Medical School, Singapore;
7. 8Respiratory Medicine, Department of Pediatrics, University Malaya Medical Centre, University of Malaya, Kuala Lumpur, Malaysia;
8. 7Infectious Disease Service, Department of Pediatrics, KK Women’s and Children’s Hospital, Singapore;