1 Division of Internal Medicine and Stroke Care, Department of Promoting Health, Maternal-Infant. Excellence and Internal and Specialized Medicine (Promise) G. D'Alessandro, University of Palermo, Piazza delle Cliniche 2, 90127, Palermo, Italy. domenico.diraimondo@unipa.it.
2 Division of Internal Medicine and Stroke Care, Department of Promoting Health, Maternal-Infant. Excellence and Internal and Specialized Medicine (Promise) G. D'Alessandro, University of Palermo, Piazza delle Cliniche 2, 90127, Palermo, Italy.