Raffaele Serra1, Stefano de Franciscis2. 1. Interuniversity Center of Phlebolymphology (CIFL), International Research and Educational Program in Clinical and Experimental Biotechnology, Headquarters: University Magna Graecia of Catanzaro, Viale Europa, 88100, Catanzaro, Italy; Department of Medical and Surgical Sciences - University Magna Graecia of Catanzaro, Viale Europa, 88100, Catanzaro, Italy. Electronic address: rserra@unicz.it. 2. Interuniversity Center of Phlebolymphology (CIFL), International Research and Educational Program in Clinical and Experimental Biotechnology, Headquarters: University Magna Graecia of Catanzaro, Viale Europa, 88100, Catanzaro, Italy; Department of Medical and Surgical Sciences - University Magna Graecia of Catanzaro, Viale Europa, 88100, Catanzaro, Italy.