1. Department of Dermatology; Harvard Medical School; Brigham and Women's Hospital; Boston MA USA
2. Division of Rheumatology; Department of Medicine; Harvard Medical School; Brigham and Women's Hospital; Boston MA USA
3. Channing Division of Network Medicine; Department of Medicine; Harvard Medical School; Brigham and Women's Hospital; Boston MA USA
4. Department of Dermatology; Alpert School of Medicine; Brown University; Providence RI USA
5. Department of Epidemiology; School of Public Health; Brown University; Providence RI USA