Qiu, Fang-zhou
Shen, Xin-xin
Li, Gui-xia
Zhao, Li
Chen, Chen
Duan, Su-xia
Guo, Jing-yun
Zhao, Meng-chuan
Yan, Teng-fei
Qi, Ju-Ju
Wang, Le
Feng, Zhi-shan
Ma, Xue-jun
Funding for this research was provided by:
National key research and development plan of China (2016TFC1202700, 2017YFC1200503)
National key research and development plan of China (2016YFC1200903)
China Mega-Project for Infectious Disease (2017ZX10302301-004, 2017ZX10104001)
Article History
Received: 6 February 2018
Accepted: 17 August 2018
First Online: 3 September 2018
Ethics approval and consent to participate
: All aspects of the study were performed in accordance with national ethics regulations and approved by the Institutional Review Boards of National Institute for Viral Disease Control and Prevention, Center for Disease Control and Prevention of China and the Ethics Committee of Children’s hospital of Hebei Province, china. The written informed consents were obtained from the children’s parents after informed them the use of data for analysis and using the results for improving patient care activities and without disclosing their names or identity.
: Not applicable.
: The authors declare that they have no competing interests.
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