Zhao, Yong
Kong, Ling Xiang
Feng, Feng Shi
Yang, Jiayin
Wei, Guo
Article History
Received: 23 November 2021
Accepted: 21 March 2022
First Online: 23 March 2022
Declarations
:
: The protocol was approved by the Ethics Committee of the West China Hospital of Sichuan University and written informed consent was obtained from all patients for their data to be used in this research. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/ or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare that they have no competing interests.