Su, Peng
Jian, Nengri
Mao, Beini
Zhang, Zhong
Li, Jian
Fu, Weili http://orcid.org/0000-0001-6479-8347
Article History
Received: 4 September 2020
Accepted: 21 December 2020
First Online: 8 January 2021
Ethics approval and consent to participate
: The protocol for the study was approved by Ethics Committee on Biomedical Research of West China Hospital of Sichuan University that all investigations were conducted in conformity with ethical principles. This study met the conditions for exemption of informed consent and was approved by Ethics Committee on Biomedical Research. No administrative permissions were required to access the raw data used in this study. The data used in this study was anonymised before its use.
: Not applicable.
: The authors declare that they have no financial or non-financial competing interests.