Stokes, Patrick J The relationship between serum vitamin D and chronic rhinosinusitis: A systematic review. [electronic resource] - American journal of rhinology & allergy - 23-8 p. digital Publication Type: Journal Article; Review; Systematic Review ISSN: 1945-8932 Standard No.: 10.2500/ajra.2016.30.4267 doi Subjects--Topical Terms: AnimalsAsthma--immunologyChronic DiseaseDisease ProgressionHumansRhinitis--immunologySinusitis--immunologyVitamin D--blood