1. Department of Dermatology, Northwestern University, Feinberg School of Medicine, Chicago, IL
2. Division of Hematology/Oncology, Department of Medicine, Northwestern University, Feinberg School of Medicine, Chicago, IL
3. Skin and Eye Reactions to Inhibitors of EGFR and Kinases (SERIES) Clinic and Cancer Skin Care Program, Robert H. Lurie Comprehensive Cancer Center and Department of Dermatology, Northwestern University, Feinberg School of Medicine, Chicago, IL