Yao, Pingping
Zhang, Yachun
Sun, Yisheng
Gu, Yulin
Xu, Fang
Su, Bo
Chen, Chen
Lu, Hangjing
Wang, Dehui
Yang, Zhangnv
Niu, Biao
Chen, Jiancai
Xie, Lixia
Chen, Lei
Zhang, Yajing
Wang, Hui
Zhao, Yuying
Guo, Yue
Ruan, Juncheng
Zhu, Zhiyong
Fu, Zhenfang http://orcid.org/0000-0001-6293-9329
Tian, Dayong http://orcid.org/0000-0001-8978-8970
An, Qi http://orcid.org/0000-0002-6444-7157
Jiang, Jianmin http://orcid.org/0000-0003-3563-4006
Zhu, Hanping http://orcid.org/0000-0002-3204-3422
Article History
Received: 1 April 2020
Accepted: 19 May 2020
First Online: 19 June 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the Ethics Committees of Prevention and Control of Infectious Disease of Zhejiang Province. All participants provided written informed consent. Written consents were obtained from all parents involved in the study.
Free to read: This content has been made available to all.