1 Department of Biomedical and Neuromotor Sciences, DIBINEM, University of Bologna - Alma Mater Studiorum, Via San Vitale 59, 40125, Bologna, Italy.
2 Department of Endodontics, The Dental College of Georgia, Augusta University, 1430 John Wesley Gilbert Drive, Augusta, GA, 30912, USA.
3 Department of Biomedical and Neuromotor Sciences, DIBINEM, University of Bologna - Alma Mater Studiorum, Via San Vitale 59, 40125, Bologna, Italy. Electronic address: lorenzo.breschi@unibo.it.