Jerry M Cuttler1, S M Javad Mortazavi2, James S Welsh3, Mohan Doss2. 1. 1 Cuttler & Associates, Inc. , Vaughan, Canada . 2. 2 Department of Diagnostic Imaging, Fox Chase Cancer Center , Philadelphia, Pennsylvania. 3. 3 Department of Radiation Oncology, Stritch School of Medicine, Loyola University-Chicago , Maywood, Illinois.