1. Biomaterial and Prosthodontic Laboratory Department of Restorative Dentistry, Rutgers School of Dental Medicine Newark New Jersey USA
2. Department of Endodontics University of the Pacific Arthur A. Dugoni School of Dentistry San Francisco California USA
3. Sector of Angiogenesis Regenerative Medicine Dr. Hajar Afsar Lajevardi Research Cluster (DHAL) Hackensack New Jersey USA
4. University of the Pacific, Arthur A. Dugoni School of Dentistry San Francisco California USA