1. Department of Psychology, National Chengchi University, Taipei, Taiwan;
2. Department of Radiation Oncology, Chang Gung Memorial Hospital and Chang-Gung University, Taoyuan, Taiwan;
3. Department of Medical Imaging and Radiological Sciences College of Medicine, Chang-Gung University, Taoyuan, Taiwan;
4. College of Public Health, Graduate Institute of Epidemiology and Preventive Medicine, National Taiwan University, Taipei, Taiwan