1. Division of Nephrology, Department of Internal Medicine; Taoyuan General Hospital, Taoyuan, Ministry of Health and Welfare; Taoyuan Taiwan
2. Institute of Public Health; National Yang Ming University; Taipei Taiwan
3. Department of Emergency Medicine; Taoyuan General Hospital, Taoyuan, Ministry of Health and Welfare; Taoyuan Taiwan
4. Department of Physical Medicine and Rehabilitation; Cheng Hsin General Hospital; Taipei Taiwan