1 University of Connecticut School of Medicine, Farmington, Connecticut; Department of Internal Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
2 Mayo Clinic Photography, Rochester, Minnesota.
3 Department of Dermatology, University of Connecticut School of Medicine, Farmington, Connecticut; Department of Dermatology, University of Florida College of Medicine, Gainesville, Florida.
4 Department of Radiation Oncology, Michigan Medicine, Ann Arbor, Michigan.
5 Department of Dermatology, University of Connecticut School of Medicine, Farmington, Connecticut. Electronic address: haofeng625@gmail.com.