Ishikawa, Takuya
Hirooka, Yoshiki http://orcid.org/0000-0001-9639-7425
Kawashima, Hiroki
Ohno, Eizaburo
Fujishiro, Mitsuhiro
Article History
Received: 20 February 2019
Accepted: 26 March 2019
First Online: 2 April 2019
Compliance with ethical standards
:
: Takuya Ishikawa, Yoshiki Hirooka, Hiroki Kawashima, Eizaburo Ohno and Mitsuhiro Fujishiro declare that they have no conflict of interest.
: All procedures followed have been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Informed consent was obtained from all patients for being included in the study.