1Biostatistics, Vanderbilt University, Nashville, TN, United States, 2Center for Quantitative Science, Vanderbilt University, Nashville, TN, United States, 3GE Global Research, Niskayuna, NY, United States, 4Institute of Imaging Science, Vanderbilt University, Nashville, TN, United States, 5Ingram Cancer Center, Vanderbilt University, Nashville, TN, United States, 6Medical Oncology, Vanderbilt University, Nashville, TN, United States, 7Radiation Oncology, Vanderbilt University, Nashville, TN, United States, 8School of Medicine, Vanderbilt University, Nashville, TN, United States, 9Radiology and Radiological Sciences, Vanderbilt University, Nashville, TN, United States