Zhang, Xi-Yan
Yang, Wen-Yi
Yang, Jie
Wang, Yan
Xiang, Yao
Gao, Liu-Wei
Zhang, Feng-Yun
Zhou, Yong-Lin
Funding for this research was provided by:
Demonstration project of comprehensive prevention and control of emerging infectious diseases (BE2015714)
Article History
Received: 7 July 2019
Accepted: 23 July 2019
First Online: 13 August 2019
Compliance with ethical standards
:
: The study protocol was approved by the Institutional Review Board of Ethics committee of Jiangsu Provincial Center for Disease Prevention and Control, while we were informed that approval by an ethical committee was not necessary.
: No financial or nonfinancial benefits have been received or will be received from any party related directly or indirectly to the subject of this article.