Guo, Juntang
Shen, Leilei
Ren, Zhipeng
Liu, Yang
Liang, Chaoyang
Article History
Received: 5 July 2022
Accepted: 21 November 2022
First Online: 2 December 2022
Declarations
:
: All procedures were performed in accordance with the ethical standards laid down in the 2000 Declaration of Helsinki and its later amendments.The study protocol had been approved by the Ethics Committee of the PLA General Hospital in October 2021. Due to the retrospective analysis, the Ethics Committee of the PLA General Hospital waived the need for individual consent.
: Not applicable.
: The authors declare that they have no competing interests.