Article History
Received: 5 October 2021
Accepted: 25 January 2022
First Online: 8 February 2022
Declarations
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. This study was conducted with the approval of the institutional review boards.
: For this type of retrospective study, formal consent is not required.