Zhao, Shi
Shen, Mingwang
Musa, Salihu S.
Guo, Zihao
Ran, Jinjun
Peng, Zhihang
Zhao, Yu
Chong, Marc K. C.
He, Daihai
Wang, Maggie H.
Article History
Received: 12 December 2020
Accepted: 27 January 2021
First Online: 10 February 2021
Ethics approval and consent to participate
: The COVID-19 contact tracing surveillance data were all collected originally via the public domains, and thus neither ethical approval nor individual consent was not applicable.
: Not applicable.
: DH received support from an Alibaba (China) Co. Ltd. Collaborative Research grant. MHW is a shareholder of Beth Bioinformatics Co., Ltd. Other authors have no conflict of interest.