1. Center for Functional Onco-Imaging, University of California, Irvine, CA; Department of Radiology, China Medical University Hospital, Taichung, Taiwan
2. Department of Medicine, University of California, Irvine, CA
3. Department of Pathology and Laboratory Medicine, University of California, Irvine, CA
4. Center for Functional Onco-Imaging, University of California, Irvine, CA