1. Oral Health Research Centre, Department of Biomedical, Surgical and Dental Sciences, Università degli Studi di Milano, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy
2. Department of Endodontology, Maurice and Gabriela Goldschleger School of Dental Medicine, Tel Aviv, Israel
3. Oral Implantology Research Centre, Department of Biomedical, Surgical and Dental Sciences, Università degli Studi di Milano, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy