1. Radiation Biology Core Laboratory, Institute for Radiological Research, Chang Gung University/Chang Gung Memorial Hospital, Linkou, Taoyuan, Taiwan
2. Institute of Stem Cell and Translational Cancer Research, Chang Gung Memorial Hospital, Linkou, Taoyuan, Taiwan
3. Department of Radiation Oncology, Chang Gung Memorial Hospital, Linkou, Taoyuan, Taiwan
4. Department of Medical Imaging and Radiological Sciences, Chang Gung University, Linkou, Taoyuan, Taiwan
5. Radiation Biology Research Center, Institute for Radiological Research, Chang Gung University/Chang Gung Memorial Hospital, Linkou, Taoyuan, Taiwan