1 Department of Pathology and Laboratory Medicine and Department of Dermatology, Roswell Park Comprehensive Cancer Center, Buffalo, New York.
2 Department of Radiology, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin.
3 Department of Dermatology and Department of Pathology and Laboratory Medicine, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin. Electronic address: mhinshaw@dermatology.wisc.edu.