1. Department
of Surgery, Kaohsiung Veterans General Hospital, Kaohsiung 813, Taiwan, Republic of China
2. Department
of Nursing, Division of Basic Medical Sciences, Chang Gung University of Science and Technology, Chia-Yi 613, Taiwan, Republic of China
3. Chronic
Diseases and Health Promotion Research Center, Chang Gung University of Science and Technology, Chia-Yi 613, Taiwan, Republic of China
4. Department
of Pharmacy, Tajen University, Pingtung 907, Taiwan, Republic of China
5. Department
of Medical Education and Research, Kaohsiung Veterans General Hospital, 386 Ta-Chung 1st Road, Kaohsiung 813, Taiwan, Republic of China