1. Department of Developmental and Social Psychology, Sapienza University, Rome, Italy
2. Psychiatrist, Associazione Analisi Dinamiche di Relazione, Torino, Italy
3. Family Pediatrician, ASL Bergamo, Italy
4. Family Pediatrician, ASL 1, Milano, Italy
5. Family Pediatrician, ASL 3 Pistoia, Italy
6. Family Pediatrician, ASL Distretto Brianza, Como, Italy
7. Family Pediatrician, ASL 4 Prato, Italy
8. Family Pediatrician, ASS4 Medio Friuli, Udine, Italy
9. Sleep Research Centre, Department of Neurology, I.C., Oasi Institute (IRCCS), Troina, Italy