Qin, Xin-Cheng
Zhong, Li-Hua
Zhu, Li-Ying
Plyusnin, Alexander
Zhang, Yong-Zhen http://orcid.org/0000-0001-5469-0324
Article History
Received: 26 April 2019
Accepted: 2 December 2019
First Online: 21 February 2020
Compliance with Ethics Standards
:
: The authors declare that they have no conflict of interest.
: The investigation was reviewed and approved by the Ethics Committees of the Fourth Hospital of Harbin Medical University and the Institute for Communicable Disease Control and Prevention, Chinese Center for Disease Control and Prevention. Additional informed consent was obtained from all patients for which identifying information is included in this article.