1. Department of Dermatology; The Warren Alpert Medical School; Brown University; Providence RI USA
2. Department of Epidemiology; School of Public Health; Brown University; Providence RI USA
3. Channing Division of Network Medicine; Department of Medicine; Brigham and Women's Hospital and Harvard Medical School; Boston MA USA
4. Division of Dermatology; Department of Medicine; University of Massachusetts Medical School; Worcester MA USA
5. Department of Environmental Health; Harvard T.H. Chan School of Public Health; Boston MA USA