1. Division of Endocrinology and Metabolism, Department of Internal Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan;
2. School of Dentistry, National Defense Medical Center, Taipei, Taiwan;
3. Department of Oral Diagnosis and Pathology, Tri-Service General Hospital, Taipei, Taiwan;
4. Graduate Institute of Medical Sciences, National Defense Medical Center, Taipei, Taiwan;
5. Division of Nephrology, Department of Internal Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan; and
6. Division of Cardiovascular Surgery, Department of Surgery, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan