Niu, Xiqing
Dun, Yutong
Li, Guoce
Zhang, Houning
Zhang, Bin
Pan, Zhibin
Bian, Hao
Kang, Liqing
Liu, Fenghai
Article History
Received: 5 March 2024
Accepted: 27 May 2024
First Online: 5 June 2024
Declarations
:
: This study was a retrospective study and was approved by the Cangzhou Central Hospital Medical Ethics Committee and exempted from informed consent.
: The authors affirm that human research participants provided informed consent for publication of the images in Figure(s) and .
: The authors declare no competing interests.