Wang, Yan
Han, Bo http://orcid.org/0000-0001-5286-372X
Fan, Youfei
Yi, Yingchun
Lv, Jianli
Wang, Jing
Yang, Xiaofei
Jiang, Diandong
Zhao, Lijian
Zhang, Jianjun
Yuan, Hui
Article History
Received: 18 May 2021
Accepted: 26 July 2021
First Online: 4 August 2021
Declarations
:
: The authors declare that they have no conflicts of interest.
: N/A.
: All authors and study participants declare their unconditional consent toward publication of this manuscript and its associated data in a peer-reviewed journal.
: Our study received ethics approval (NSFC: NO.2018-115) from the ethics committee of Shandong Provincial Hospital, Cheeloo College of Medicine, Shandong University.
: Informed consent was obtained from the parents or carers of all participants included in the study.