1 Department of General Surgery, E-Da Cancer Hospital, Kaohsiung, Taiwan.
2 School of Medicine, College of Medicine, I-Shou University, Kaohsiung, Taiwan.
3 Department of Anesthesiology, Chi Mei Medical Center, Tainan, Taiwan.
4 Department of Hospital and Health Care Administration, College of Recreation and Health Management, Chia Nan University of Pharmacy and Science, Tainan, Taiwan.
5 College of Medicine, I-Shou University, Kaohsiung, Taiwan.
6 Department of General Surgery, E-Da Hospital, Kaohsiung, Taiwan.
7 Department of Neurosurgery, E-Da Cancer Hospital, Kaohsiung, Taiwan.
8 Department of Neurosurgery, E-Da Hospital, Kaohsiung, Taiwan.
9 Department of Hematology & Oncology, E-Da Cancer Hospital, Kaohsiung, Taiwan.
10 Department of Medical Education and Research, E-Da Cancer Hospital, Kaohsiung, Taiwan.