Text and Data Mining valid from 2019-11-01
Received: 25 December 2018
Accepted: 10 October 2019
First Online: 1 November 2019
Ethics approval and consent to participate
: Following the institutional rules, the study was notified to the Local Institutional Ethics Committee. All enrolled patients gave written informed consent for the surgical procedures and data collection.
: Not applicable.
: The authors declare that they have no competing interests.