Nakaya, Yoshiharu http://orcid.org/0000-0003-3294-1289
Nakano, Atsushi
Fujiwara, Kenta
Fujishiro, Takashi
Hayama, Sachio
Yano, Toma
Neo, Masashi
Article History
Received: 22 April 2018
Revised: 19 August 2018
Accepted: 28 August 2018
First Online: 7 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the ethics review board of our institution; Osaka medical college (No. 2403).
: For this type of study formal consent is not required according to the Japanese ethical guideline for clinical research. Instead, we provided the patients with the opportunity to opt out on website.