1. Department of Oral and Maxillofacial Surgery, Cabueñes Hospital, Gijón, Spain.
2. Department of Oral and Maxillofacial Surgery, University Central Hospital, Oviedo, Spain.
3. University of Medicine, Oviedo, Spain.
4. Tissue Engineering Research Unit, Centro Comunitario de Sangre y Tejidos de Asturias, Oviedo, Spain.
5. Biology and Molecular Genetics (IBGM), Valladolid, Spain.
6. Transplant and Cell Therapy Unit, Central University Hospital, Oviedo, Spain.
7. Department of Radiology, Central University Hospital, Oviedo, Spain.
8. Department of Pathology, Central University Hospital, Oviedo, Spain.