About the Authors

Lian Leng Low

low.lian.leng@singhealth.com.sg (LLL); liu.nan@singhealth.com.sg (NL)

‡ These authors are joint first authors on this work.

Affiliations Department of Family Medicine & Continuing Care, Singapore General Hospital, Singapore, Family Medicine Program, Duke-NUS Medical School, Singapore

Nan Liu

low.lian.leng@singhealth.com.sg (LLL); liu.nan@singhealth.com.sg (NL)

‡ These authors are joint first authors on this work.

Affiliations Health Services Research Centre, Singapore Health Services, Singapore, Centre for Quantitative Medicine, Duke-NUS Medical School, Singapore

Sijia Wang

Affiliation Integrated Health Information Systems, Singapore

Julian Thumboo

Affiliations Health Services Research Centre, Singapore Health Services, Singapore, Department of Rheumatology and Immunology, Singapore General Hospital, Singapore

Marcus Eng Hock Ong

Affiliations Department of Emergency Medicine, Singapore General Hospital, Singapore, Health Services and Systems Research, Duke-NUS Medical School, Singapore

Kheng Hock Lee

Affiliations Department of Family Medicine & Continuing Care, Singapore General Hospital, Singapore, Family Medicine Program, Duke-NUS Medical School, Singapore

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: LLL NL. Formal analysis: LLL NL SW. Funding acquisition: LLL NL. Methodology: LLL NL SW. Project administration: LLL NL. Resources: SW. Software: NL SW. Supervision: LLL NL. Writing – original draft: LLL NL JT MEHO KHL. Writing – review & editing: LLL NL SW JT MEHO KHL.