机构:[1]Capital Med Univ, Sch Basic Med Sci, Dept Immunol, Beijing, Peoples R China[2]Capital Med Univ, Key Lab Otorhinolaryngol Head & Neck Surg, Minist Educ,Beijing Inst Otorhinolaryngol, Beijing Tongren Hosp,Dept Otorhinolaryngol Head &, Beijing 100730, Peoples R China临床科室耳鼻咽喉-头颈外科研究所耳鼻咽喉科研究所首都医科大学附属北京同仁医院首都医科大学附属同仁医院[3]Capital Med Univ, Beijing Boai Hosp, China Rehabil Res Ctr, Sch Rehabil, Beijing, Peoples R China[4]Kings Coll London, MRC & Asthma UK Ctr Allerg Mech Asthma, Div Asthma Allergy & Lung Biol, London, England