Wang, Zheng
Zhang, Peng
Zhou, Wenhao
Xia, Shiwen
Zhou, Wei
Zhou, Xiaoyu
Cheng, Xiuyong
Shi, Yuan
Lin, Zhenlang
Song, Dongli
Cheng, Guoqiang
Article History
Received: 19 January 2021
Accepted: 26 May 2021
First Online: 5 June 2021
Declarations
:
: The study was approved by the ethics committee of the Children’s Hospital of Fudan University (Ethics approval number: 2019–325). Verbal consent was obtained from all participants. All respondents participated voluntarily and were informed that the survey data would be used for publication. The completion of the questionnaire means that the verbal consent is signed. The study does not involve individual privacy and it is not harmful to the individual. The procedures for verbal consent were approved by the ethics committee of the Children’s Hospital of Fudan University.
: Not applicable.
: The authors declare that they have no competing interests.