1. Department of General Dentistry & Implantology; Faculty of Medicine and Dentistry; University of Murcia; Murcia Spain
2. Department of Implantology; International University of Catalunya; Barcelona Spain
3. Department of Prosthodontics and Digital Technology; School of Dental Medicine; Stony Brook University; Stony Brook NY USA
4. Department of Restorative Dentistry; Faculty of Medicine and Dentistry; University of Murcia; Murcia Spain
5. Department of Implantology; Faculty of Medicine and Dentistry; International University of Catalunya; Barcelona Spain