About the Authors

Grace Yap, Kwoon-Yong Pok, Yee-Ling Lai, Hapuarachchige-Chanditha Hapuarachchi, Li-Kiang Tan, Lee-Ching Ng
Environmental Health Institute, National Environment Agency, Singapore, Singapore

Angela Chow, Yee-Sin Leo
Communicable Disease Centre, Tan Tock Seng Hospital, Singapore, Singapore

Corresponding Author

ng_lee_ching@nea.gov.sg

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GY LCN. Performed the experiments: GY KYP YLL. Analyzed the data: GY YLL HCH LCN. Contributed reagents/materials/analysis tools: HCH LKT. Wrote the paper: GY. Conceptualized and coordinated the study: LCN. Prepared the manuscript: LCN. Coordinated sample collection from the hospital: AC YSL. Coordinated sample collection and diagnostics: LKT. Isolated the viruses: LKT.