Fan, Tianyu
Wan, Yi
Niu, Delei
Wang, Bin
Zhang, Bei
Zhang, Zugui
Zhang, Yue
Gong, Zheng
Zhang, Li
Funding for this research was provided by:
Natural Science Foundation of Shandong Province (ZR2021MH138)
The China Postdoctoral Science Foundation (2016M592142)
Article History
Received: 28 December 2021
Accepted: 3 March 2022
First Online: 10 March 2022
Declarations
:
: The study protocol was approved by the Affiliated Hospital of Qingdao University (Qing Dao, China) (No: QYFYWZLL26371). Due to the retrospective nature of the study, written informed consent was waived. The research adhered to the principles of the Declaration of Helsinki.
: The authors declare no competing interests.