1. Division of Endocrinology and Metabolism, Department of Internal Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan.
2. School of Public Health, National Defense Medical Center, Taipei, Taiwan.
3. Division of Biochemistry, National Defense Medical Center, Taipei, Taiwan.
4. School of Dentistry, National Defense Medical Center, Taipei, Taiwan.
5. Department of Oral Diagnosis and Pathology, Tri-Service General Hospital, Taipei, Taiwan.