Horikawa, Yukio
Enya, Mayumi
Article History
First Online: 22 February 2019
Compliance with Ethical Standards
:
: Yukio Horikawa and Mayumi Enya declare that they have no conflict 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 revision. Informed consent or substitute for it was obtained from all patients for being included in the study.