1. Department of Clinical and Experimental Medicine and Pharmacology, School of Medicine, University of Messina, Messina, Italy.
2. Department of Chemistry, University of Catania, Catania, Italy.
3. Department of Medicine and Surgery, University of Catania, Catania, Italy.
4. Department of Neurological and Biomedical Sciences, University of Catania, Catania, Italy.
5. Research Institute of Sport Science, Semmelweis University, Budapest, Hungary.
6. Environmental Health Sciences Division, School of Public Health, University of Massachusetts, Amherst, Massachusetts.
7. Surgery Department, University of Manchester, Manchester, United Kingdom.