Tokioka, Fumiaki https://orcid.org/0000-0002-3159-9437
Okamoto, Hiroshi
Yamazaki, Akio
Itou, Akihiro
Ishida, Tadashi
Article History
Received: 13 March 2018
Accepted: 13 June 2018
First Online: 8 August 2018
Ethics approval and consent to participate
: The present study was approved by the Kurashiki Central Hospital Ethics Committee. Informed consent was obtained from all patients at the time of admission.
: Not applicable.
: The authors declare that they have no competing interests.
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