Affiliation: | 1. Department of Preventive Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois;2. Robert H. Lurie Comprehensive Cancer Center, Northwestern University, Chicago, Illinois Department of Dermatology, Northwestern University Feinberg School of Medicine, Chicago, Illinois;3. Robert H. Lurie Comprehensive Cancer Center, Northwestern University, Chicago, Illinois;4. Sylvester Comprehensive Cancer Center, University of Miami, Miami, Florida;5. School of Medicine, Howard University, Washington, District of Columbia;6. Department of Preventive Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois Robert H. Lurie Comprehensive Cancer Center, Northwestern University, Chicago, Illinois |