[1] Shenzhen Univ, Affiliated ENT Hosp, Sch Med, Shenzhen, Guangdong, Peoples R China
[2] Longgang ENT Hosp, Shenzhen, Guangdong, Peoples R China
[3] Shenzhen ENT Inst, Shenzhen, Guangdong, Peoples R China
[4] Shenzhen Univ, Sch Med, Res Ctr Allergy & Immunol, Shenzhen, Guangdong, Peoples R China
[5] McMaster Univ, Brain Body Inst, Hamilton, ON, Canada
[6] Chinese Peoples Liberat Army Gen Hosp, Dept Cadre Clin, Beijing, Peoples R China
[7] Zhengzhou Univ, Affiliated Hosp 5, Dept Gastroenterol, Zhengzhou, Henan, Peoples R China