1. Departments of Medicine/Rheumatology and Epidemiology, Perelman School of Medicine, University of Pennsylvania , Philadelphia, PA, USA
2. McGovern Medical School, University of Texas Health Science Center at Houston , Houston, TX, USA
3. FORWARD—The National Databank for Rheumatic Diseases , Wichita, KS, USA
4. PRECISIONheor , Los Angeles, CA, USA
5. Novartis Pharmaceuticals Corporation , East Hanover, NJ, USA
6. H.E. Outcomes, LLC , Los Angeles, CA, USA
7. Department of Medicine, University of Nebraska Medical Center , Omaha, NE, USA