1. Department of Preventive MedicineKeck School of Medicine of the University of Southern California Los Angeles California
2. Department of DermatologyKeck School of Medicine of the University of Southern California Los Angeles California
3. Dana and David Dornsife College of Letters, Arts and SciencesSpatial Sciences Institute, University of Southern California Los Angeles California
4. University of Colorado Cancer Center, CU Anschutz Medical CampusUniversity of Colorado Aurora Colorado
5. Division of Oncology, Norris Comprehensive Cancer CenterUniversity of Southern California Los Angeles California