Nishimaki, Fumihiro
Yamada, Shin-ichi http://orcid.org/0000-0001-8173-8303
Kawamoto, Makiko
Sakurai, Akinari
Hayashi, Kiyonori
Kurita, Hiroshi
Article History
Received: 22 November 2018
Accepted: 18 February 2019
First Online: 1 March 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest. The authors alone are responsible for the content and the writing of the paper.
: This study protocol was approved by the Committees on Medical Research of Shinshu University (#2795 and #3683) and Aizawa Hospital (#2012-091).