1 Department of Dermatology, University of Connecticut, Farmington, Connecticut.
2 Department of Dermatology, University of Connecticut, Farmington, Connecticut; Department of Dermatology, Connecticut Veterans Administration Healthcare System, Newington, Connecticut.
3 Department of Dermatology, University of Connecticut, Farmington, Connecticut; Department of Dermatology, University of Florida, Gainesville, Florida.
4 Department of Dermatology, University of Connecticut, Farmington, Connecticut. Electronic address: haofeng625@gmail.com.