Wang, Zijing
Peng, Wenjia
Li, Mengying
Li, Xinghui
Yang, Tingting
Li, Cancan
Yan, Huosheng
Jia, Xianjie
Hu, Zhi
Wang, Ying
Article History
Received: 24 November 2020
Accepted: 15 February 2021
First Online: 27 February 2021
Ethics approval and consent to participate
: A written informed consent with a signature was obtained from all participants in our study. For those who could not write, a fingerprint was replaced instead after the participants have fully understood the information mentioned in the informed consent and agreed to take part in this study as a study subject. This study was approved by the Fudan University Research Ethics Committee.
: Not applicable.
: The authors declare that they have no competing interests.