Fujita, Kumi http://orcid.org/0000-0001-7556-4714
Hatta, Kazuhiro
Article History
Received: 8 June 2017
Accepted: 8 January 2018
First Online: 18 January 2018
Compliance with ethical standards
:
: All the authors have declared that no conflict of interest exists.
: 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 the patient for being included in the study.