1. Department of Physical Medicine and Rehabilitation, Kaohsiung Armed Forces General Hospital, Kaohsiung 802301, Taiwan
2. Department of Physical Medicine and Rehabilitation, Tri-Service General Hospital, School of Medicine, National Defense Medical Center, Taipei 114202, Taiwan
3. Division of Cardiology, Department of Internal Medicine, Kaohsiung Armed Forces General Hospital, Kaohsiung 802301, Taiwan
4. Institute of Medical Science and Technology, National Sun Yat-sen University, Kaohsiung 804201, Taiwan
5. Division of Cardiology, Department of Internal Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei 114202, Taiwan
6. Teaching and Researching Center, Kaohsiung Armed Forces General Hospital, Kaohsiung 802301, Taiwan
7. Department of Medical Education and Research, Kaohsiung Veterans General Hospital, Kaohsiung 813414, Taiwan
8. Institute of Health Care Management, National Sun Yat-sen University, Kaohsiung 804201, Taiwan
9. Department of Administration, Kaohsiung Veterans General Hospital, Kaohsiung 813414, Taiwan
10. Department of Physical Medicine and Rehabilitation, Kaohsiung Veterans General Hospital, Kaohsiung 813414, Taiwan