1 Department of Dermatology, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.
2 Department of Dermatology, Cleveland Clinic, Cleveland Clinic Lerner College of Medicine, Cleveland, Ohio.
3 Department of Radiation Oncology, Perelman Center for Advanced Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.
4 Department of Medical Oncology, Dana-Farber Cancer Institute, Boston, Massachusetts.
5 Department of Radiation Oncology, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.
6 Department of Radiation Oncology, Cleveland Clinic, Cleveland Clinic Lerner College of Medicine, Cleveland, Ohio.