Wang Meiying, Sun Hongsheng, Zhang Wei, Zhang Yuanchao
Department of Rheumatology and Immunology, Provincial Hospital affiliated to Shandong University, Jinan, 250021 China
Department of Pain Management, Hospital affiliated to Medical College of Qingdao University, Qingdao, 266003 China
BMC Musculoskelet Disord. 2015 Jun 19;16:152. doi: 10.1186/s12891-015-0462-0.