1. Department of Haematology-Oncology, National University Cancer Institute Singapore, Singapore 119074, Singapore
2. Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117545, Singapore
3. Department of Radiation Oncology, National University Cancer Institute Singapore, Singapore 119074, Singapore
4. Division of Respiratory and Critical Care Medicine, Department of Medicine, National University Hospital, Singapore 119074, Singapore
5. Division of Rheumatology, Department of Medicine, National University Hospital, Singapore 119074, Singapore
6. Department of Biomedical Informatics (DBMI), Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117545, Singapore
7. Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 117545, Singapore
8. Department of Oncology, Tan Tock Seng Hospital Singapore, Singapore 308433, Singapore