Poster: Zeng, X. F.;  Wang, Y. F.;  Jiang, Z. Y.;  Zhang, Z. L.;  He, L.;  Zhang, X.;  Lu, X.;  Liu, X. M.;  Xu, J.;  Huang, C. B.;  Liu, R.;  Zuo, X. X.;  Zhao, B. Z.;  Qiu, W. T.;  Chai, K.;  Guo, X. J.;  Zhang, X.;  Liu, E.;  Luk, A.;  Jiang, W. D.;  Liu, S.;  Hu, P.; Chen, X., A Multicentre, Randomised, Double-Blind, Parallel Active-Controlled Clinical Trial Comparing Pharmacokinetics, Pharmacodynamics, Safety and Exploratory Efficacy between Hlx01 and Europe-Sourced Rituximab as a New Indication in Chinese Moderate to Severe Patients with Rheumatoid Arthritis. Ann Rheum Dis 2019, 78, 1140-1140.