Higaki, Jitsuo
Komuro, Issei
Shiki, Kosuke
Ugai, Hiroyuki
Taniguchi, Atsushi
Ikeda, Hiroshi
Kuroki, Daisuke
Nishimura, Seiichiro
Ogihara, Toshio
Article History
Received: 21 April 2016
Revised: 7 June 2016
Accepted: 12 June 2016
First Online: 1 September 2016
Competing interests
: JH has received consulting and lecture fees and/or research funding from Astellas Pharm, Nippon Boehringer Ingelheim, Mochida Pharm, Daiichi Sankyo, Sumitomo Dainippon Pharma, MSD K.K., Novartis Pharma K.K., Teijin Pharma Limited and Takeda Pharmaceutical. IK has received lecture fees, research funding and/or scholarship grants from Daiichi Sankyo, Sumitomo Dainippon Pharma, Takeda Pharmaceutical, Mitsubishi Tanabe Pharma, Nippon Boehringer Ingelheim, Ono Pharmaceutical, Astellas Pharma, Teijin Pharma Limited, Sanofi K.K., Kowa Company, Bayel Yakuhin, TOA EIYO and Takeda Pharmaceutical. The remaining authors declare no conflict of interest.JH and IK were the medical experts and TO was the coordinating investigator of this study. KS, HU, AT, HI, DK and SN are employees of Nippon Boehringer Ingelheim.