Naganuma, Hiroko https://orcid.org/0000-0001-5175-568X
Ishida, Hideaki
Nagai, Hiroshi
Ogawa, Masahiro
Ohyama, Yoko
Article History
Received: 6 December 2018
Accepted: 19 February 2019
First Online: 19 March 2019
Compliance with ethical standards
:
: The authors declare that there are no conflicts of interest.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and later versions.
: Informed consent was obtained from all patients for being included in the study.