Aoki, T
Shimada, K
Suzuki, R
Izutsu, K
Tomita, A
Maeda, Y
Takizawa, J
Mitani, K
Igarashi, T
Sakai, K
Miyazaki, K
Mihara, K
Ohmachi, K
Nakamura, N
Takasaki, H
Kiyoi, H
Nakamura, S
Kinoshita, T
Ogura, M
Article History
First Online: 4 December 2015
Competing interests
: HK received research funding from Bristol-Myers Squibb, Novartis Pharma, Chugai Pharmaceutical Co., Ltd, Kyowa Hakko Kirin Co., Zenyaku Kogyo and Fujifilm Corporation, LTD. The remaining authors declare no conflict of interest.