ANGPT2 and arteritis: van Sleen van Sleen Y Y High angiopoietin-2 levels associate with arterial inflammation and long-term glucocorticoid requirement in polymyalgia rheumatica High angiopoietin-2 levels associate with arterial inflammation and long-term glucocorticoid requirement in polymyalgia rheumatica Rheumatology Rheumatology 2020 2020 59 59 1 1 176 176 184 184 10.1093/rheumatology/kez261 10.1093/rheumatology/kez261 supplied-pmid 31292652?