1. INSERM UMR-S 903, SFR CAP-SANTE (FED 4231); University of Reims Champagne-Ardenne; Reims France
2. Head and Neck Department; University Hospital Centre; Reims France
3. Laboratory of Histology; University Hospital Centre; Reims France
4. Pediatric Unit A, American Memorial Hospital; University Hospital Centre; Reims France