1. Department of Oral and Maxillofacial Science, “Sapienza” University of Rome, Rome, Italy.
2. Department of Neuroscience and Reproductive and Odontostomatological Sciences, University of Naples Federico II, Naples, Italy.
3. Department of Anatomical, Histological, Forensic and Orthopaedic Sciences, Section of Human Anatomy, Sapienza University of Rome, Rome, Italy