Ono, H. http://orcid.org/0000-0002-4987-6797
Kanbayashi, T.
Imanishi, A.
Ayabe, T.
Sagawa, Y.
Tsutsui, K.
Ohmori, Y.
Takeshima, M.
Nishino, S.
Shimizu, T.
Article History
Received: 2 June 2018
Accepted: 27 September 2018
First Online: 4 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interests.
: This study was approved by ethical committees at Akita University and it is conformed to the provisions of the Declaration of Helsinki.
: Informed consent was obtained from all individual participants included in the study.