Hatooka, Masahiro
Kawaoka, Tomokazu
Aikata, Hiroshi
Inagaki, Yuki
Morio, Kei
Nakahara, Takashi
Murakami, Eisuke
Tsuge, Masataka
Hiramatsu, Akira
Imamura, Michio
Kawakami, Yoshiiku
Awai, Kazuo
Masaki, Keiichi
Waki, Koji
Kohno, Hirotaka
Kohno, Hiroshi
Moriya, Takashi
Nagaoki, Yuko
Tamura, Toru
Amano, Hajime
Katamura, Yoshio
Chayama, Kazuaki
Article History
Received: 18 October 2017
Accepted: 18 May 2018
First Online: 4 June 2018
Ethics approval and consent to participate
: This study was prospective and approved by the Ethics Review Committee of the Hiroshima University.All participants provided written informed consent to participate.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.