Zhao, C L [Recent clinical advances in refractory chronic sinusitis]. [electronic resource] - Lin chuang er bi yan hou tou jing wai ke za zhi = Journal of clinical otorhinolaryngology head and neck surgery Jan 2020 - 19-22;27 p. digital Publication Type: Journal Article ISSN: 2096-7993 Standard No.: 10.13201/j.issn.1001-1781.2020.01.005 doi Subjects--Topical Terms: Chronic DiseaseHumansOtolaryngology--trendsSinusitis--diagnosis