Miyoshi, K
Okura, T
Tanino, A
Kukida, M
Nagao, T
Higaki, J
Article History
Received: 29 February 2016
Revised: 12 April 2016
Accepted: 26 April 2016
First Online: 9 June 2016
Competing interests
: Dr JH received research grants and speaker honoraria from Actelion Pharm. Jpn., Astellas Pharm. Inc., Beringer-Ingerheim Japan Co., Daiichi-Sankyo Inc., Sumitomo Dainippon Pharm., Kyowa Hakkoh Kirin Co., MSD Co., Mitsubishi Tanabe Co., Mochida Pharm Co. Ltd., Otsuka Pharm Co Ltd., Sanofi Aventis Co., Pfizer Health Care Inc., Shionogi Pharm Co. Ltd., Takeda Pharm. Co., Ltd. The remaining authors declare no conflicts of interest.