Yang, Li
Sun, Cong
Gong, Tao
Li, Quanlin
Chen, Xin
Zhang, Xinjuan
Funding for this research was provided by:
the Key Research and Development Program (Public Welfare Project) of Shandong Province (2017GSF18172)
Article History
Received: 15 August 2022
Accepted: 29 November 2022
First Online: 27 December 2022
Declarations
:
: Written informed consent was obtained from each participant prior to enrollment with the knowledge of the study aims and design. The study was approved by the Local Bioethics Committee (approval No. 2017–537) of the Shandong Provincial Hospital Affiliated to Shandong First Medical University (China) according to the principles and policies of the Declaration of Helsinki. All methods were performed in accordance with the relevant guidelines and regulations.
: Informed consent to publish was obtained from the participants for publication of the images and the Local Bioethics Committee of the Shandong Provincial Hospital Affiliated to Shandong First Medical University.
: The authors declare no conflict of interest.