1. Department of Implantology, Dental Clinic, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, School of Oral Surgery, University of Milan, Milan, Italy
2. Department of Implantology and Periodontology III, Istituto Stomatologico Italiano, Milan, Italy
3. Faculty of Medicine and Dentistry, Murcia University, Spain