Affiliation: | 1.Department of Mathematics and Physics, University of Salento, 73100, Lecce, Italy ;2.Presidio Ospedaliero Santa Caterina Novella, Azienda Sanitaria Locale Lecce, 73013, Galatina, Lecce, Italy ;3.Department of Biological and Environmental Sciences and Technologies, University of Salento, 73100, Lecce, Italy ; |