作者单位:Prince Mohammed Bin Naser Hosp, Unit Otorhinolaryngol, Jazan, Saudi Arabia[1]Univ Insubria, Dept Biotechnol & Life Sci, Unit Otorhinolaryngol, Osped Circolo & Fdn Macchi[2]Univ Sulaymaniyah, Sch Med, Dept Surg, Unit Otorhinolaryngol, Kurdistan, Iraq[3]