Kenji Ikuta, Yuko Waguri-Nagaya*, Kae Kikuchi, Takaya Yamagami, Masahiro Nozaki, Mineyoshi Aoyama, Kiyofumi Asai and Takanobu Otsuka
* Corresponding author: Yuko Waguri-Nagaya waguri@med.nagoya-cu.ac.jp
Arthritis Research & Therapy 2012, 14:R87 doi:10.1186/ar3811
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