Funding for this research was provided by:
key R&D projects of Liaoning Province (2017225032)
Shenyang Science and Technology (374 17-230-9-16)
Received: 30 July 2020
Accepted: 28 October 2020
First Online: 7 November 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Review Committee of Shengjing Hospital (2019PS673K) and was performed in accordance with the Declaration of Helsinki. All patients or their authorizers gave written informed consent before the operation.
: Written informed consent was obtained from the patients and/or their legal guardians for publication, and any accompanying images, sex, age of these patients.
: No benefits in any form have been received or will be received from a commercial party related directly or indirectly to the subject of this article.