1. Oral Medicine Complex Unit, Department of Neuroscience, Reproductive and Odontostomatological Sciences, University “Federico II” of Naples, Naples, Italy
2. Dentistry Unit, Department of Medicine, Surgery and Dentistry, University of Salerno, Fisciano, Italy
3. Eye Center, Humanitas Research Hospital, Rozzano Milano, Italy
4. Orbital Unit, Department of Neuroscience, Reproductive and Odontostomatological Sciences, University “Federico II” of Naples, Italy
5. I. M. Sechenov First Moscow State Medical University, Institute of Dentistry, Moscow, Russia