Funding for this research was provided by:
Sasakawa Memorial Health Foundation (2013-A003)
Ministry of Health, Labour and Welfare (16ck0106059h0003)
Japan Agency for Medical Research and Development (18ck0106328h0002, 17ck0106328h0001)
Grant-in-Aid for Scientific Research (26860486)
Text and Data Mining valid from 2019-11-25
Received: 9 July 2019
Accepted: 16 October 2019
First Online: 25 November 2019
Compliance with ethical standards
: The authors declare that they have no competing interests.
: The protocol was approved by the institutional review board of each study site.
: Informed consent for participation in the trial was obtained from all patients.
: Sasakawa Health FoundationNippon Foundation Building 5F,1-2-2 Akasaka,Minato-ku,Tokyo 107-0052, Japan Phone: 81-3-6229-5377Fax: 81-3-6229-5388Health Labour Sciences Research Grant5-3-1 Kojimachi, Chiyoda-ku, Tokyo 102-0083, JapanPhone: 81-3-5253-4111Ministry of Health, Labour and Welfare1-2-2 Kasumigaseki, Chiyoda-ku, Tokyo 100-8916, JapanMinato-ku,Tokyo 107-0052, Japan Phone: 81-3-5253-1111Japan Agency for Medical Research and Development22F Yomiuri Shimbun Bldg. 1-7-1 Otemachi, Chiyoda-ku, Tokyo 100-0004 JapanMinato-ku,Tokyo 107-0052, Japan Phone: 81-3-6870-2221Fax: 81-3-6870-2244