1. Department of Dermatology Brigham and Women’s Hospital Harvard Medical School Boston MA USA
2. Division of Pharmacoepidemiology Department of Medicine Brigham and Women’s Hospital Harvard Medical School Boston MA USA
3. Division of Rheumatology Department of Medicine Brigham and Women’s Hospital Harvard Medical School Boston MA USA
4. Department of Dermatology Tufts Medical Center Tufts University School of Medicine Boston MA USA