Tsuji, Hironori
Tetsunaga, Tomoko
Tetsunaga, Tomonori
Nishida, Keiichiro
Misawa, Haruo
Ozaki, Toshifumi
Article History
Received: 12 October 2019
Accepted: 20 December 2019
First Online: 30 December 2019
Ethics approval and consent to participate
: This study was approved by the ethics committee of Okayama University Hospital (1508-012). Informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.