1. Institute of Anesthesiology and Intensive Care; Università Cattolica del Sacro Cuore; Rome; Italy
2. Unit of Neurophysiopathology and sleep Medicine; Department of Neurosciences; Università Cattolica del Sacro Cuore; Rome; Italy
3. Fondazione Don Carlo Gnocchi; Milan; Italy
4. Institute of Hygiene; Università Cattolica del Sacro Cuore; Rome; Italy