Adachi, Takuya
Machida, Haruhiko
Nishikawa, Makiko
Arai, Takahiro
Kariyasu, Toshiya
Koyanagi, Masamichi
Yokoyama, Kenichi
Article History
Received: 27 December 2019
Accepted: 3 April 2020
First Online: 15 April 2020
Compliance with ethical statement
: This study was approved by our institutional review board.