1 Division of Rheumatology, Allergy, and Immunology, Department of Medicine, Massachusetts General Hospital, Boston, MA, USA,; Mongan Institute, Massachusetts General Hospital, Boston, MA, USA.
2 Division of Rheumatology, Allergy, and Immunology, Department of Medicine, Massachusetts General Hospital, Boston, MA, USA,; Harvard Medical School, Boston, MA, USA.
3 Harvard Medical School, Boston, MA, USA,; Division of General Internal Medicine and Primary Care, Department of Medicine, Brigham and Women's Hospital, Boston, MA, USA.
4 Division of General Internal Medicine and Primary Care, Department of Medicine, Brigham and Women's Hospital, Boston, MA, USA.
5 Department of Medicine, Center for Drug Safety and Immunology, Vanderbilt University Medical Center, Nashville, TN, USA,; Institute for Immunology and Infectious Diseases, Murdoch University, Murdoch, Western Australia, Australia.
6 Department of Dermatology, Massachusetts General Hospital, Boston, MA, USA.
7 Department of Medicine, Massachusetts General Hospital, Boston, MA, USA.
8 Division of Rheumatology, Allergy, and Immunology, Department of Medicine, Massachusetts General Hospital, Boston, MA, USA,; Mongan Institute, Massachusetts General Hospital, Boston, MA, USA,; Harvard Medical School, Boston, MA, USA,. Electronic address: e-kblumenthal@mgh.harvard.edu.