RT Journal Article SR Electronic T1 Checkpoint inhibitor-induced polymyalgia rheumatica controlled by cobimetinib, a MEK 1/2 inhibitor JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP annrheumdis-2018-213672 DO 10.1136/annrheumdis-2018-213672 A1 Karmela Kim Chan A1 Anne R Bass YR 2018 UL http://ard.bmj.com/content/early/2018/05/13/annrheumdis-2018-213672.abstract AB