Okubo, Tomoe
Hirashio, Shuma
Shimizu, Minako
Kuroda, Yoshiaki
Doi, Shigehiro
Masaki, Takao
Article History
Received: 22 February 2017
Accepted: 2 June 2017
First Online: 7 June 2017
Compliance with ethical standards
:
: The authors declare that there are no conflicts of interest.
: This article does not contain studies with human or animal participants.
: None.