1 Unit of Nephrology and Hypertension, Dipartimento Biomedico di Medicina Interna e Specialistica (DIBIMIS), European Society of Hypertension Excellence Centre, University of Palermo, Palermo, Italy. giuseppe.mule@unipa.it.
2 Unit of Nephrology and Hypertension, Dipartimento Biomedico di Medicina Interna e Specialistica (DIBIMIS), European Society of Hypertension Excellence Centre, University of Palermo, Palermo, Italy.