1. Department of Dermatology, Case Western Reserve University School of Medicine, Cleveland, Ohio
2. Department of Dermatology, Johns Hopkins University School of Medicine, Baltimore, Maryland
3. Department of Dermatology, Mayo Clinic, Rochester, Minnesota
4. Division of Hematology, Department of Internal Medicine, Mayo Clinic, Rochester, Minnesota
5. Division of Hematology and Oncology, Case Western Reserve University, Cleveland, Ohio
6. Department of Dermatology, University Hospitals Cleveland Medical Center, Cleveland, Ohio
7. Department of Population and Quantitative Health Sciences, Case Western Reserve University, Cleveland, Ohio