1 Division of Rheumatology, Hospital for Special Surgery, and Department of Medicine, Weill Cornell Medicine, New York, New York.
2 Division of Rheumatology, Mayo Clinic, Rochester, Minnesota.
3 Division of Rheumatology, Medical College of Georgia at Augusta University.
4 Division of Rheumatology and Clinical Immunology, University of Pittsburgh, Pennsylvania.
5 Division of Rheumatology, Howard University College of Medicine, Washington DC.
6 Division of Rheumatology, University of Utah, Salt Lake City.
7 Division of Immunology and Kelting Family Scholar in Rheumatology, Division of Immunology, University of Iowa Carver College of Medicine, Iowa City.
8 Division of Clinical Immunology and Rheumatology, University of Alabama at Birmingham, and Geriatric Research, Education, and Clinical Centers (GRECC) Birmingham VA Medical Center, Birmingham, Alabama.
9 Division of Rheumatology, University of Washington, Seattle.