title: Regulatory control and standardization of allergenic extracts. Standardized extracts in prick testing.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000485:Allergens / Q000592:standards*; D002648:Child; D002675:Child, Preschool; D005387:Finland; D006801:Humans; D006967:Hypersensitivity / Q000175:diagnosis; D008875:Middle Aged; D012882:Skin Tests
chemical_list: D000485:Allergens