CommentVolume 8, Issue 7e497-e500 Affiliations & Notes aDanish Centre for Expertise in Rheumatology, Danish Hospital for Rheumatic Diseases, 6400 Sønderborg, Denmark bDepartment of Regional Health Research, University of Southern Denmark, Odense, Denmark cThrombosis and Haemostasis, Guy's and St Thomas NHS Foundation Trust London, London, UK dThe Lancet Rheumatology, London, UK eRheumatology and Clinical Immunology—ERN ReCONNET, ASST Spedali Civili and University of Brescia, Brescia, Italy...