1. Department of Radiation Oncology, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Chiayi, Taiwan
2. School of Medicine, Tzu Chi University, Hualien, Taiwan
3. Department of Nursing, Shu-Zen Junior College of Medicine and Management, Kaohsiung, Taiwan
4. Department of Public Health, College of Medicine, National Cheng Kung University, Tainan, Taiwan
5. Department of Public Health, China Medical University, Taichung, Taiwan
6. Division of Colorectal Surgery, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Chiayi, Taiwan