1. Department of Implantology and Periodontology III, Istituto Stomatologico Italiano, Milan, Italy
2. Department of Oral Rehabilitation, School of Oral Surgery, Istituto Stomatologico Italiano, University of Milan, Milan, Italy
3. Department of Oral Surgery, Dental Clinic, Fondazione IRCCS Policlinico Ospedale maggiore Ca’ Granda, Milan, Italy
4. Department of Oral Rehabilitation, Istituto Stomatologico Italiano, Milan, Italy