Zhang, Yu
Hua, Li
Liu, Quan-Hua
Chu, Shu-Yuan
Gan, Yue-Xin
Wu, Min
Bao, Yi-Xiao
Chen, Qian
Zhang, Jun
Article History
Received: 31 December 2020
Accepted: 24 March 2021
First Online: 2 April 2021
Declarations
:
: The study was approved by the Ethics Committee of Xinhua Hospital affiliated to Shanghai Jiao Tong University School of Medicine (approval number: XHEC-C-2014-065), and conducted according to the principles in the Declaration of Helsinki. Written informed consent was obtained from each parent of participant.
: Not applicable.
: The authors declare that they have no competing interests.