1. Division of Gastroenterology, Department of Internal Medicine; Kaohsiung Veterans General Hospital; Kaohsiung Taiwan
2. Medical School; National Yang-Ming University; Taipei Taiwan
3. Stem Cell Laboratory, Department of Medical Research and Education; Taipei Veterans General Hospital; Taipei Taiwan
4. Department of Orthopaedics and Traumatology; Taipei Veterans General Hospital; Taipei Taiwan
5. Institute of Oral Biology, School of Dentistry; National Yang-Ming University; Taipei Taiwan
6. Department of Dentistry, School of Dentistry; National Yang-Ming University; Taipei Taiwan
7. Institute of Traditional Medicine, School of Medicine; National Yang-Ming University; Taipei Taiwan
8. Division of Gastrointestinal Surgery, Department of Surgery, Ren-Ai Branch; Taipei City Hospital; Taipei Taiwan
9. Department of Education and Research; Taipei City Hospital; Taipei Taiwan
10. Institute of Biomedical Sciences; Academia Sinica; Taipei Taiwan
11. Institute of Clinical Medicine, School of Medicine; National Yang-Ming University; Taipei Taiwan
12. Integrative Stem Cell Center, Department of Orthopedics; China Medical University Hospital; Taichung Taiwan. Graduate Institute of Clinical Medical Science; China Medical University; Taichung Taiwan