1. Department of Medical Imaging and Radiological Sciences; I-Shou University; Kaohsiung Taiwan
2. Department of Nursing; Chang Jung Christian University; Tainan Taiwan
3. Department of Radiation Oncology; Chi Mei Medical Center; Liouying Tainan Taiwan
4. Department of Radiation Oncology; E-Da Hospital; Kaohsiung Taiwan
5. Medical Physics and Informatics Laboratory; Department of Electronics Engineering; National Kaohsiung University of Applied Sciences; Kaohsiung Taiwan
6. Department of Radiation Oncology; Sinlau Christian Hospital; Tainan Taiwan