Li, Yanan
Zhang, Qi
Wang, Ying
Yin, Chunping
Guo, Junfei
Qin, Shiji
Zhang, Yahui
Zhu, Lian
Hou, Zhiyong
Wang, Qiujun
Article History
Received: 19 April 2021
Accepted: 13 August 2021
First Online: 27 August 2021
Declarations
:
: This randomized clinical study was approved by Ethics Committee of the Third hospital of Hebei Medical University (No: 2019–022-1) and registered on Chinese clinical trail registry (ChiCTR2100042340). The study was performed in accordance with the Declaration of Helsinki. All patients signed informed consent before operation.
: Not applicable.
: The authors declare that they have no competing interests.