Chun-Han Hou, Chih-Hsin Tang, Chin-Jung Hsu, Sheng-Mon Hou* and Ju-Fang Liu*
* Corresponding authors: Sheng-Mon Hou shengmou@ms.skh.org.tw - Ju-Fang Liu anti0822@hotmail.com
Arthritis Research & Therapy 2013, 15:R19 doi:10.1186/ar4151
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