[1] OPI, Ctr Excellence Nursing Scholarship, I-00146 Rome, Italy
[2] Univ Our Lady Good Counsel, Fac Med, Tirana 1001, Albania
[3] Univ Roma Tor Vergata, Dept Biomed & Prevent, I-00133 Rome, Italy
[4] Univ Cattolica Sacro Cuore, Dept Med & Surg, I-00168 Rome, Italy
[5] Reg Hlth Emergency Co 118, I-00149 Rome, Italy
[6] Fdn Policlin Univ Campus Biomed, Dept Hlth Profess, I-00128 Rome, Italy
[7] Univ Messina, Dept Clin & Expt Med, I-98122 Messina, Italy