Funding for this research was provided by:
Daiichi Sankyo Company (None)
Taiho Pharmaceutical (None)
Olympus Medical Systems Coep. (None)
Nihon Medi-Physics Co.,Ltd (None)
Text and Data Mining valid from 2015-11-06
Received: 17 August 2015
Accepted: 20 October 2015
First Online: 6 November 2015
Compliance with ethical standards
: All procedures were followed in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with Helsinki Declaration of 1964 and later versions. Informed consent or substitute for it was obtained from all patients for being included in the study.
: Yuko Kitagawa has received grants from Daiichi Sankyo Co., Ltd., Covidien, Taiho Pharmaceutical Co., Ltd., Olympus Corporation, and Nihon Medi-Physics Co., Ltd. Masahiro Jinzaki has received grants from Daiichi Sankyo Co., Ltd.