Centre de réfrence Prader-Willi, Hospital of infants, Toulouse, France
University Hospital of Toulouse - Pierre Paul Riquet Hospital, Toulouse, Midi-Pyrénées, France
Service de psychiatrie de l'enfant et de l'adolescent - Hôpital La Grave - centre Hospitalier de Toulouse, Toulouse, France
Centre Hospitalier Louis Pasteur, Chartres, France
Centre Hospitalier Dijon, Dijon, France
Centre Hospitalier Jean Minjoz, Besançon, France
Chu Nancy, Nancy, France
Hôtel Dieu, Nantes, France
Chu Liege, Liege, Belgium
Clinique Saint Augustin, Bordeaux, France
Hospital Poincare, Garches, France
Huriez Hospital, Lille, France
Purpan Children Hospital, Toulouse, France
Rangueil Hospital, Toulouse, France
University Hospital Toulouse, Toulouse, France
Service d'Anatomie Pathologique et Histologie-Cytologie Hôpital Rangueil, Toulouse, France
CHU bordeaux, Bordeaux, France
CHU de Dijon, Dijon, France
Hôpital La Timone, Marseille, France