1. Medical Information Department University Hospital of Toulouse Toulouse Cedex 9 France
2. Unité Inserm 1027, Faculté de Médecine National Institute for Health and Medical Research (Inserm) Toulouse France
3. University of Science of Toulouse III, Université Paul Sabatier Toulouse III Toulouse Cedex 9 France
4. Otorhinolaryngology, Head and Neck Surgery Department University Hospital Rangueil‐Larrey Toulouse France