Yamano, Michiyo http://orcid.org/0000-0002-6858-9339
Yamano, Tetsuhiro
Nakamura, Takeshi
Zen, Kan
Shiraishi, Hirokazu
Shirayama, Takeshi
Matoba, Satoaki
Article History
Received: 1 October 2019
Accepted: 24 January 2020
First Online: 10 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All study subjects provided written informed consent.