Yamaguchi, Satoshi https://orcid.org/0000-0002-2687-2830
Shimabukuro, Michio https://orcid.org/0000-0001-7835-7665
Abe, Masami
Arakaki, Tomohiro
Arasaki, Osamu
Ueda, Shinichiro https://orcid.org/0000-0001-8133-9361
Article History
Received: 26 June 2019
Accepted: 15 November 2019
First Online: 3 December 2019
Ethics approval and consent to participate
: The institutional ethics committee at Tomishiro Central Hospital approved the present study and waived informed consent because of the observational nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.