Document is current

Article History

Received: 1 October 2021

Accepted: 7 February 2022

First Online: 5 March 2022

Declarations

:

: This study was approved by the Ajou institutional review board (AJIRB-MED-SUR-17–233). All methods were performed in accordance with the guidelines of institutional review board and Declaration of Helsinki. Information including research purpose, process, compensation for research participation, voluntary participation and withdrawal from the study were given to all participants, and then written informed consents were received from all participants.

: Not applicable.

: The authors declare that they have no competing interests.