[1] Norwegian University of Science and Technology,Department of Circulation and Medical Imaging
[2] Trondheim University Hospital,Department of Radiology and Nuclear Medicine, St. Olavs Hospital
[3] Norwegian University of Science and Technology,Department of Cancer Research and Molecular Medicine
[4] Trondheim University Hospital,Department of Urology, St. Olavs Hospital
[5] Chang Gung Memorial Hospital at Linkou and Chang Gung University,Department of Medical Imaging and Intervention
[6] Norwegian University of Science and Technology,Department of Physics