1. Biotecnos Research Center; Santa Maria Brazil
2. Catholic University of Uruguay; Montevideo Uruguay
3. New York University; New York NY USA
4. private practice, Gretz-Armainvilliers, France
5. Department of Biomedical, Surgical and Dental Sciences; Università degli Studi di Milano; Milan Italy
6. Section of Endodontics and Implant Surgery; Dental Clinic; IRCCS Istituto Ortopedico Galeazzi; Milan Italy
7. private practice, Paris, France
8. Università degli Studi di Milano; Department of Biomedical, Surgical and Dental Sciences, Dental Clinic; IRCCS Istituto Ortopedico Galeazzi; Milan Italy
9. Research Center in Oral Health; Department of Biomedical, Surgical and Dental Sciences, IRCCS Istituto Ortopedico Galeazzi; Università degli Studi di Milano; Milan Italy