1. Respiratory and Critical Care Medicine Changi General Hospital Singapore Singapore
2. Yong Loo Lin School of Medicine National University of Singapore Singapore Singapore
3. Duke‐National University of Singapore Graduate Medical School Singapore Singapore
4. Respiratory and Critical Care Medicine Tan Tock Seng Hospital Singapore Singapore
5. Respiratory and Critical Care Medicine National University Hospital Singapore Singapore
6. Airways Disease, National Heart and Lung Institute Imperial College London & Royal Brompton Hospital London UK
7. Respiratory and Critical Care Medicine Singapore General Hospital Singapore Singapore