Pei, Zouwei
Okura, Takafumi
Nagao, Tomoaki
Enomoto, Daijiro
Kukida, Masayoshi
Tanino, Akiko
Miyoshi, Ken-ichi
Kurata, Mie
Higaki, Jitsuo
Article History
Received: 6 November 2015
Accepted: 17 May 2016
First Online: 29 June 2016
Competing interests
: Dr. Higaki received research grants and speaker honoraria from Pfizer Inc., Asteras Co., Takeda Pharm Co., Beringer-Ingerheim Japan Co., Daiichi-Sankyo Co., MSD Co., Mochida Pharm Co., Novartis Pharm. Co. and DaiNihon-Sumitomo Co. The other authors have indicated that they have no conflicts of interest with regards to the contents of this article.