Kawaguchi, Takashi
Azuma, Kanako
Sano, Motohiko
Kim, Soan
Kawahara, Yosuke
Sano, Yoko
Shimodaira, Tomohide
Ishibashi, Keiichiro
Miyaji, Tempei
Basch, Ethan
Yamaguchi, Takuhiro
Funding for this research was provided by:
Japan Society for the Promotion of Science KAKENHI (24590595)
Article History
Received: 8 July 2017
Accepted: 21 September 2017
First Online: 5 January 2018
Ethics approval and consent to participate
: The study protocol was approved by the institutional review board at each institution (Independent Ethics Committee of Tokyo Medical University, No.2758, 29 May 2014. Institutional Review Board of Saitama Medical Center, Saitama Medical University, No.1074, 27 November 2014. Ethics Committee of The Juntendo University Nerima Hospital, No. 14–31, 11 November 2014. Ethics Committee of Toshiba General Hospital, No. 14-A-14, 25 August 2014.) The study was conducted in accordance with the Japanese Ethical Guidelines for Epidemiological Research and was registered in the University Hospital Medical Information Network Clinical Trials Registry (UMIN000014277). All procedures performed were in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from all individual participants included in this study.
: The authors declare that they have no competing interests.
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