1. Brain & Cognition Research Center (CerCo), University of Toulouse Paul Sabatier , Toulouse 31052 , France
2. Brain & Cognition Research Center (CerCo), CNRS , Toulouse 31052 , France
3. ENT Department, Purpan Hospital , Toulouse 31059 , France
4. Department of Psychiatry, University Hospital of Toulouse, CHU , Toulouse 31059 , France
5. Institut Toulousain des Maladies Infectieuses et Inflammatoires (Infinity) INSERM UMR1291 - CNRS UMR5051, Université Toulouse III , Toulouse 31024 , France
6. Prader-Willi Syndrome Reference Center, Children's Hospital-INSERM-University of Toulouse Paul Sabatier , Toulouse 31059 , France