Published on in Vol 7, No 10 (2019): October
1 Program in Health Services and Systems Research, Duke-NUS Medical School, Singapore, Singapore
2 Department of Rheumatology and Immunology, Singapore General Hospital, Singapore, Singapore
3 Duke-NUS Medical School, Singapore, Singapore
4 Department of Family Medicine, SingHealth, Singapore, Singapore
5 Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore
*these authors contributed equally