Yoshikawa, Takeki
Kimura, Eizen
Akama, Emi
Nakao, Hiromi
Yorozuya, Toshihiro
Ishihara, Ken
Article History
Received: 22 November 2017
Accepted: 20 September 2019
First Online: 15 October 2019
Ethics approval and consent to participate
: This study has been approved by the Ethics Committee of Ehime University Hospital.
: Not applicable
: The authors declare that they have no competing interests.