Keiran S M Smalley1, Vernon K Sondak2. 1. Department of Tumor Biology, The Moffitt Cancer Center, Tampa, FL 33612, USA; Department of Cutaneous Oncology, The Moffitt Cancer Center, Tampa, FL 33612, USA. 2. Department of Cutaneous Oncology, The Moffitt Cancer Center, Tampa, FL 33612, USA. Electronic address: vernon.sondak@moffitt.org.