1. Genetic Diagnostic Laboratory, Department of Genetics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States
2. Department of Cancer Epidemiology, Moffitt Cancer Center, Tampa, Florida, United States
3. The Ocular Oncology Service, Wills Eye Hospital, Thomas Jefferson University, Philadelphia, Pennsylvania, United States
4. Penn Genomic Analysis Core, DNA Sequencing Facility, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States