Inukai, Koichi https://orcid.org/0000-0003-0881-698X
Uehara, Shuhei
Furuta, Yoshiteru
Miura, Masanao
Article History
Received: 18 May 2018
Accepted: 11 July 2018
First Online: 19 July 2018
Compliance with ethical standards
: Ethical approval was obtained from IRB of our hospital. For this type of study, formal consent is not required.
: The authors declare that they have no conflict of interest.