1 Program in Epithelial Biology, Stanford University School of Medicine, Stanford, California; Department of Dermatology, Stanford University School of Medicine, Stanford, California.
2 Department of Dermatology, Stanford University School of Medicine, Stanford, California; Department of Pathology, Stanford University School of Medicine, Stanford, California.
3 Department of Medicine, Blood and Marrow Transplantation, Stanford University School of Medicine, Stanford, California.
4 Department of Dermatology, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.
5 Stanford Cancer Center, Stanford University School of Medicine, Stanford, California.
6 Department of Dermatology, Stanford University School of Medicine, Stanford, California.
7 Department of Dermatology, Stanford University School of Medicine, Stanford, California. Electronic address: [email protected].