1. Department of Neurosciences, Reproductive and Odontostomatological Sciences, Federico II University, Naples, Italy.
2. Department of Neurosurgery, Messina University - Policlinico G. Martino, Messina, Italy.
3. Maxillofacial Surgery Unit, Department of Neurosciences, Reproductive and Odontostomatological Sciences, Federico II University, Naples, Italy.
4. Department of Neurosurgery, Santa Maria delle Grazie Hospital, Pozzuoli, Italy.
5. Department of Anaesthesiology and Intensive Care Medicine, Santa Maria delle Grazie Hospital, Pozzuoli, Italy.