[1] National Defense Medical Center,Division of Family Medicine, Department of Family and Community Medicine, Tri
[2] Taoyuan Armed Forces General Hospital,Service General Hospital; and School of Medicine
[3] National Defense Medical Center,Division of Family Medicine, Department of Community Medicine
[4] National Taiwan University,Division of Geriatric Medicine, Department of Family and Community Medicine, Tri
[5] National Defense Medical Center,Service General Hospital; and School of Medicine