About the Authors

Victor C. Gan

Victor.Gan@mohh.com.sg

Affiliation Communicable Disease Center, Tan Tock Seng Hospital, Singapore, Singapore

David C. Lye

Affiliations Communicable Disease Center, Tan Tock Seng Hospital, Singapore, Singapore, Department of Medicine, National University of Singapore, Singapore, Singapore

Tun L. Thein

Affiliation Communicable Disease Center, Tan Tock Seng Hospital, Singapore, Singapore

Frederico Dimatatac

Affiliation Communicable Disease Center, Tan Tock Seng Hospital, Singapore, Singapore

Adriana S. Tan

Affiliation Communicable Disease Center, Tan Tock Seng Hospital, Singapore, Singapore

Yee-Sin Leo

Affiliations Communicable Disease Center, Tan Tock Seng Hospital, Singapore, Singapore, Department of Medicine, National University of Singapore, Singapore, Singapore

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: VG DL TT YSL. Performed the experiments: VG DL TT FD AT. Analyzed the data: VG DL TT AT. Contributed reagents/materials/analysis tools: AT. Wrote the paper: VG DL YSL.