[1] Univ Messina, Dept Clin & Expt Med, I-98125 Messina, Italy
[2] Univ Palermo, Dept Sci Hlth Promot & Mother & Child Care G DAles, I-90128 Palermo, Italy
[3] Univ Messina, Dept Human & Pediat Pathol Gaetano Barresi, I-98125 Messina, Italy
[4] Oasi Res Inst IRCCS, Via Conte Ruggero 73, I-94018 Troina, Italy
[5] Univ Palermo, Dept Psychol Educ Sci & Human Movement, I-90128 Palermo, Italy