Tsukada, Sachiyuki https://orcid.org/0000-0002-1186-5232
Kurosaka, Kenji
Nishino, Masahiro
Maeda, Tetsuyuki
Yonekawa, Yoshiharu
Hirasawa, Naoyuki
Article History
Received: 29 July 2019
Accepted: 10 October 2019
First Online: 22 October 2019
Ethics approval and consent to participate
: The study protocol was approved by the institutional review board of Hokusuikai Kinen Hospital. All patients provided written informed consent to participate.
: The publication of this study was approved by the institutional review board of Hokusuikai Kinen Hospital. All patients provided written informed consent to publish.
: The authors declare that they have no competing interests.