1. Department of Human Sciences, Guglielmo Marconi University, Via Plinio 44, 00193 Rome, Italy
2. Istituto Terapie Sistemiche Integrate, Via Flaminia 449,00181, Rome, Italy
3. Faculty of Natural Sciences, Mangosuthu University of Technology, Umlazi, South Africa
4. Department of Mathematical Sciences, University of Zululand, Kwa-Dlangezwa, South Africa
5. Foundation for Collaborative Medicine and Research, Greenwich CT, USA
6. Laboratory of Water, Biodiversity & Climate Change, Semlalia Faculty of Sciences, Cady Ayyad University, Marrakech, Morocco