1. Sapienza University and IRCCS L. Spallanzani, Rome, Italy (A.F., C.C.)
2. San Raffaele Open University and IRCCS San Raffaele Pisana, Rome, Italy (M.A.R.)
3. IRCCS San Raffaele Pisana, Rome, Italy (L.S.)
4. Sapienza University, Rome, Italy (M.F., M.A.)
5. IRCCS L. Spallanzani, Rome, Italy (R.V., C.G.)