About the Authors

Seow Yen Tan

Contributed equally to this work with: Seow Yen Tan, Hong Liang Tey, Ernest Tian Hong Lim, Song Tar Toh

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Validation, Writing – original draft, Writing – review & editing

tan.seow.yen@singhealth.com.sg

Affiliation Department of Infectious Diseases, Changi General Hospital, Singapore, Singapore

Hong Liang Tey

Contributed equally to this work with: Seow Yen Tan, Hong Liang Tey, Ernest Tian Hong Lim, Song Tar Toh

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Supervision, Writing – original draft, Writing – review & editing

Affiliation Department of Dermatology, National Skin Centre, Singapore, Singapore

Ernest Tian Hong Lim

Contributed equally to this work with: Seow Yen Tan, Hong Liang Tey, Ernest Tian Hong Lim, Song Tar Toh

Roles Conceptualization, Data curation, Investigation, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliation Emergency Department, Woodlands Health Campus, Singapore, Singapore

Song Tar Toh

Contributed equally to this work with: Seow Yen Tan, Hong Liang Tey, Ernest Tian Hong Lim, Song Tar Toh

Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliation Department of Otorhinolaryngology- Head and Neck Surgery, Singapore General Hospital, Singapore, Singapore

Yiong Huak Chan

Roles Conceptualization, Data curation, Formal analysis, Methodology, Writing – original draft, Writing – review & editing

Affiliation Biostatistics Unit, Yong Loo Lin School of Medicine, Singapore, Singapore

Pei Ting Tan

Roles Formal analysis, Project administration, Writing – review & editing

Affiliation Clinical Trials and Research Unit, Changi General Hospital, Singapore, Singapore

Sing Ai Lee

Roles Conceptualization, Funding acquisition, Resources, Visualization, Writing – review & editing

Affiliation Sheares Healthcare Group Pte Ltd, Singapore, Singapore

Cheryl Xiaotong Tan

Roles Conceptualization, Funding acquisition, Resources, Visualization, Writing – review & editing

Affiliation Temasek International Pte Ltd, Singapore, Singapore

Gerald Choon Huat Koh

Roles Conceptualization, Formal analysis, Investigation, Methodology, Supervision, Validation, Writing – review & editing

‡ These authors are joint senior authors on this work.

Affiliation MOH Office for Healthcare Transformation, Singapore, Singapore

Thean Yen Tan

Roles Conceptualization, Investigation, Methodology, Supervision, Writing – review & editing

‡ These authors are joint senior authors on this work.

Affiliation Department of Laboratory Medicine, Changi General Hospital, Singapore, Singapore

Chuin Siau

Roles Conceptualization, Investigation, Methodology, Project administration, Resources, Supervision, Visualization, Writing – review & editing

‡ These authors are joint senior authors on this work.

Affiliation Department of Respiratory & Critical Care Medicine, Changi General Hospital, Singapore, Singapore

Competing Interests

Author CXT is employed by Temasek International Pte Ltd, and was acting on behalf of Sheares Healthcare Group Pte Ltd for the study. This commercial affiliation does not alter our adherence to PLOS ONE policies on sharing data and materials.