Hou, Yunfei
Gao, Jiaxiang
Chen, Jian
Lin, Jianhao
Ni, Lei
Sun, Tiezheng
Jiang, Jun
Article History
Received: 5 September 2020
Accepted: 24 November 2020
First Online: 1 December 2020
Ethics approval and consent to participate
: All procedures performed in this study were in accordance with the ethical standards of the institutional and national research committee and with 1964 Helsinki declarations and its later amendments. The study commenced after receiving its ethical approval from the institutional review board. Written informed consent was obtained from all of the patients before the surgery.
: Not applicable.
: The authors declare that they have no conflict of interests.