Accepted for Publication: May 4, 2021.
Published: June 28, 2021. doi:10.1001/jamanetworkopen.2021.15973
Open Access: This is an open access article distributed under the terms of the CC-BY License. © 2021 Wan WY et al. JAMA Network Open.
Corresponding Author: Matthias Maiwald, MD, Department of Pathology and Laboratory Medicine, KK Women’s and Children’s Hospital, 100 Bukit Timah Rd, Singapore 229899, Singapore (matthias.maiwald@singhealth.com.sg).
Author Contributions: Drs Wan and Maiwald had full access to all of the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis.
Concept and design: Wan, Thoon, Chan, Maiwald.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Wan, Maiwald.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Wan, Ramasamy.
Administrative, technical, or material support: Wan, Loo, Chan, Oon, Maiwald.
Supervision: Oon, Maiwald.
Conflict of Interest Disclosures: None reported.
Additional Contributions: We thank the Department of Laboratory Medicine, National University Hospital, Singapore, for the generous provision of the respiratory virus data from the hospital.