Suzuki, Hidenori http://orcid.org/0000-0002-7550-6423
Sasaki, Eiichi
Takano, Gaku
Goto, Seiya
Nishikawa, Daisuke
Beppu, Shintaro
Terada, Hoshino
Sawabe, Michi
Hanai, Nobuhiro
Article History
Received: 13 January 2021
Accepted: 14 October 2021
First Online: 6 November 2021
Declarations
:
: This retrospective study according to the Declaration of Helsinki was performed at the Department of Head and Neck Surgery in our institution, and approved by Aichi Cancer Center Institutional Review Board (receipt number 2019–1-427).
: Due to retrospective study, we gave the patients the opportunity to decline participation on website of Aichi Cancer Center according to our institutional review board.
: All author declared that they do not have any conflict of interest for this study.