[1] Seoul Natl Univ, Coll Med, Dept Otorhinolaryngol Head & Neck Surg, Seoul, South Korea
[2] Seoul Natl Univ, Grad Sch Immunol, Seoul, South Korea
[3] Seoul Natl Univ, Med Res Ctr, Sensory Organ Res Inst, Seoul, South Korea
[4] Seoul Natl Univ, Med Res Ctr, Inst Allergy & Clin Immunol, Seoul, South Korea
[5] Seoul Natl Univ, Bundang Hosp, Dept Otorhinolaryngol Head & Neck Surg, Songnam 463707, South Korea