Zhou, Yue
Hou, Ping
Wang, Feng
Li, Bingjie
Gao, Jianbo
Funding for this research was provided by:
Scientific and Technological Support Plan Projects of China (No. 2007BAI05B05)
Medical Science and Technology Project of Henan Province (No. 201602012)
Youth Fund of the First Affiliated Hospital of Zhengzhou University ([2012]233)
Article History
Received: 16 May 2020
Accepted: 4 August 2020
First Online: 14 August 2020
Ethics approval and consent to participate
: Informed consent was waived due to the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.