1. Department of Periodontics Chang Gung Memorial Hospital Taoyuan Taiwan
2. Graduate Institute of Dental and Craniofacial Science College of Medicine Chang Gung University Taoyuan Taiwan
3. Valley Consortium for Medical Education Family Medicine Residency University of California Davis Modesto CA USA
4. Department of General Dentistry Chang Gung Memorial Hospital Taoyuan Taiwan
5. School of Dentistry College of Oral medicine Taipei Medical University Taipei Taiwan
6. Department of Nephrology, Clinical Poison Center Chang Gung Memorial Hospital and Chang Gung University Taoyuan Taiwan
7. Department of Prosthodontics Chang Gung Memorial Hospital Taoyuan Taiwan
8. Center for Tissue Engineering Chang Gung Memorial Hospital Taoyuan Taiwan
9. Department of Life Sciences National Central University Taoyuan Taiwan