Naoe, Atsuki http://orcid.org/0000-0001-5778-7914
Tsuchiya, Tomonori
Kondo, Yasuhiro
Uga, Naoko
Watanabe, Shunsuke
Yasui, Toshihiro
Hara, Fujio
Suzuki, Tatsuya
Article History
Accepted: 13 March 2019
First Online: 19 March 2019
Compliance with ethical standards
:
: This study was not funded. All listed authors (Atsuki Naoe, Tomonori Tsuchiya, Yasuhiro Kondo, Naoko Uga, Shunsuke Watanabe, Toshihiro Yasui, Fujio Hara, Tatsuya Suzuki) declare that he/she has no conflict of interest and has not received research grants for this study.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: For this study, formal consent is not required.