Funding for this research was provided by:
Science and technology development fund of Nanjing medical university (NMUB2018143)
Received: 9 January 2020
Accepted: 1 February 2021
First Online: 10 February 2021
Ethics approval and consent to participate
: This retrospective study was approved by the Institutional Ethics Committee of The Affiliated Huaian No. 1 People’s Hospital of Nanjing Medical University. Written informed consent was obtained before surgery from all patients.
: This case is consented for publication. Written consent for publication was obtained for all potentially identifying data and accompanying images and I state that this is available for review by the editor of the journal.
: The authors declare that they have no financial and non-financial conflict of interest.