Article History
Received: 31 August 2019
Accepted: 23 December 2019
First Online: 16 January 2020
Compliance with ethical standards
:
: Yoshifumi Kasuga, Kei Miyakoshi, and Mamoru Tanaka declare that they have 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 the patient for being included in the study.