PT - JOURNAL ARTICLE AU - Guoqi Cai AU - Xiaoqing Peng TI - Correspondence on ‘Efficacy of a tight-control and treat-to-target strategy in axial spondyloarthritis: results of the open-label, pragmatic, cluster-randomised TICOSPA trial’ AID - 10.1136/annrheumdis-2021-220904 DP - 2021 Jun 29 TA - Annals of the Rheumatic Diseases PG - annrheumdis-2021-220904 4099 - http://ard.bmj.com/content/early/2021/06/28/annrheumdis-2021-220904.short 4100 - http://ard.bmj.com/content/early/2021/06/28/annrheumdis-2021-220904.full