1. Section of Human Anatomy and Histology, Department of Biomedical and Biotechnological SciencesUniversity of CataniaCataniaItaly
2. Institute of Neurological SciencesNational Research CouncilCataniaItaly
3. Department of Human Science and Promotion of Quality of LifeSan Raffaele Open University of RomeRomeItaly
4. Section of Animal Biology, Department of Biological, Geological, and Environmental SciencesUniversity of CataniaCataniaItaly