1. Department of Laboratory Medicine; Zuoying Branch of Kaohsiung Armed Forces General Hospital; Kaohsiung 81345 Taiwan
2. Department of Nursing, Division of Basic Medical Sciences; Chang Gung University of Science and Technology; Chia-Yi 61363 Taiwan
3. Chronic Diseases and Health Promotion Research Center; Chang Gung University of Science and Technology; Chia-Yi 61363 Taiwan
4. Department of Medical Education and Research; Kaohsiung Veterans General Hospital; Kaohsiung 81362 Taiwan
5. Department of Nursing; Tzu Hui Institute of Technology; Pingtung 92641 Taiwan
6. Department of Surgery; Kaohsiung Veterans General Hospital; Kaohsiung 81362 Taiwan
7. Department of Rehabilitation; Kaohsiung Veterans General Hospital Tainan Branch; Tainan 71051 Taiwan