Imanaka, Shoichi
Kuwabara, Tatsuro
Ikeda, Hiroto
Miyake, Yasufumi
Enomoto, Hiromi
Sakamoto, Tetsuya
Yasuno, Nobuhiro
Article History
Received: 18 December 2019
Accepted: 3 March 2020
First Online: 3 April 2020
Ethics approval and consent to participate
: This study protocol was approved by the Teikyo University Ethics Committee (Approval No. 19–050).
: Not applicable.
: The authors declare that they have no competing interests.