Affiliation: | 1. Section of Physiology, Department of Bio‐Medical Sciences, University of Catania, , Catania, Italy;2. Section of Physiology, Department of Basic Medical Sciences, Neuroscience and Sensory Organs, University of Bari, , Bari, Italy;3. Section of Anatomy, Department of Bio‐Medical Sciences, University of Catania, , Catania, Italy;4. Section of Anatomy, Department of Basic Medical Sciences, Neuroscience and Sensory Organs, University of Bari, , Bari, Italy |