Erratum to development and formulation of the classification criteria for osteoarthritis

Cibo Huang, Zhiyi Zhang, Yaolong Chen, Yue Zhang, Dan Xing, Like Zhao, Jianhao Lin, Yifang Mei, Hsiao-Yi Lin, Yi Zheng, Wei-Chung Tsai, Shengyun Liu, Quan Jiang, Yi Liu, Jinwei Chen, Zhizhong Ye, Min Chen, Yingjuan Chen, Cong-Qiu Chu, Ming Gao, Lan He, Jin Lin, Lijun Wu, Jianhua Xu, Pinting Yang, Xuewu Zhang, Qing Jiang, Guanghua Lei, Mengtao Li, Wanling Yang, Xin Gu, Yixin Zhou, Dongyi He, Wei Liu, Weiya Zhang, Changhai Ding, Xiaofeng Zeng, on behalf of the COACH Group