Affiliation: | 1. Rangueil Medical School, Histology and Embryology, Toulouse III Paul Sabatier University, Toulouse Cedex, France;2. Pathology and Cytology Department, CHU Toulouse, IUCT Oncopole, Toulouse Cedex 9, France;3. Otolaryngology Department, Head and Neck Surgery, CHU Toulouse, Larrey Hospital, Toulouse Cedex 9, France;4. Otolaryngology Department, Head and Neck Surgery, CHU Toulouse, IUCT Oncopole, Toulouse Cedex 9, France;5. Rangueil Medical School, Toulouse III Paul Sabatier University, Toulouse Cedex, France |