[1] Univ Palermo, Dipartimento Biomed Neurosci & Diagnost Avanzata, Lab Immunopatol & Immunosenescenza, I-90134 Palermo, Italy
[2] Univ Trieste, Dipartimento Sci Med Chirurg & Salute, I-34149 Trieste, Italy
[3] Univ Udine, Dipartinento Area Med, I-33100 Udine, Italy
[4] Ist Ric Farmacol Mario Negri IRCCS, Lab Epidemiol Geriatr, I-20156 Milan, Italy
[5] Univ Bologna, Dipartimento Sci Med & Chirurg, Alma Mater Studiorum, I-40126 Bologna, Italy