Watarai, Masahiro
Otsuka, Masato
Yazaki, Kyoichiro
Inagaki, Yusuke
Kahata, Mitsuru
Kumagai, Asako
Inoue, Koji
Koganei, Hiroshi
Enta, Kenji
Ishii, Yasuhiro
Article History
Received: 21 April 2019
Accepted: 19 June 2019
First Online: 26 June 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the institutional ethical review board. All patients provided written informed consent before enrolment.