title: Intrinsic variability in airborne fungi: implications for allergen standardization.
mesh_terms: D000388:Air / Q000032:analysis*; D000485:Allergens / Q000032:analysis / Q000592:standards*; D000528:Alternaria; D005658:Fungi; D006801:Humans; D011786:Quality Control; D011852:Radioallergosorbent Test; D013172:Spores, Fungal
chemical_list: D000485:Allergens