1. Department of Medical Imaging and Radiological Sciences, Central Taiwan University of Science and Technology, Taichung, Taiwan;
2. Department of Medical Imaging and Radiology, Shu-Zen Junior College of Medicine and Management, Kaohsiung, Taiwan;
3. Department of Diagnostic Radiology, Kaohsiung Chang Gung Memorial Hospital, Kaohsiung, Taiwan;
4. Department of Radiology, E-DA Cancer Hospital, Kaohsiung, Taiwan;
5. Department of Radiation Oncology, Yuan’s General Hospital, Kaohsiung, Taiwan