Division of Nephrology, Department of Internal Medicine, Far Eastern Memorial Hospital, New Taipei City, Taiwan. Center for General Education, Lee-Ming Institute of Technology, New Taipei City, Taiwan. Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei City, Taiwan. Department of Internal Medicine, National Taiwan University Hospital and College of Medicine, Taipei City, Taiwan. Faculty of Medicine, School of Medicine, National Yang-Ming University, Taipei City, Taiwan. Graduate Program in Biomedical Informatics, Yuan Ze University, Taoyuan City, Taiwan. Dietary Department, Far Eastern Memorial Hospital, New Taipei City, Taiwan. Department of Applied Cosmetology, Lee-Ming Institute of Technology, New Taipei City, Taiwan. Department of Healthcare Administration, Oriental Institute of Technology, New Taipei City, Taiwan.