Affiliation: | aOrthopedic Clinic, University of Ferrara, Corso Giovecca 203, 44100 Ferrara, Italy;bDepartment of Maxillofacial Surgery, University of Ferrara, Corso Giovecca 203, 44100 Ferrara, Italy;cDepartment of Histology, Embryology and Applied Biology, University of Bologna, Via Belmeloro 8, 40100 Bologna, Italy |