Wang, Qiguang
Cheng, Jian
Si, Zhang
Li, Qiang
Hui, Xuhui
Funding for this research was provided by:
Sichuan Science and Technology Support Program (2018SZ0043)
Article History
Received: 5 May 2019
Accepted: 4 November 2019
First Online: 2 December 2019
Compliance with ethical standards
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (ethics committee of West China Hospital) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this type of study, formal consent is not required.
: The authors declare that they have no conflict of interest.
: Informed consent was obtained from all individual participants included in the study.