J Rheumatol 2019 04 1;46(4):422-428. Epub 2018 Dec 1.
From the Division of Rheumatology, Tufts Medical Center; Department of Radiology, Brigham and Women's Hospital and Harvard Medical School; Division of Rheumatology, Immunology and Allergy, Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts; Center for Primary Care and Prevention, Alpert Medical School of Brown University, Pawtucket, Rhode Island, USA; Department of Rheumatology, Diakonhjemmet Hospital, Oslo, Norway.