title: [Coloring and preservative agents in chronic urticaria. Value of a provocation test and elimination diet].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001241:Aspirin / Q000009:adverse effects; D002648:Child; D002908:Chronic Disease; D004342:Drug Hypersensitivity; D005260:Female; D005500:Follow-Up Studies; D005505:Food Coloring Agents / Q000009:adverse effects*; D005520:Food Preservatives / Q000009:adverse effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012882:Skin Tests; D014581:Urticaria / Q000139:chemically induced / Q000178:diet therapy*
chemical_list: D005505:Food Coloring Agents; D005520:Food Preservatives; D001241:Aspirin
vernacular_title: Farvestoffer og konserveringsmidler ved kronisk urticaria. Vaerdien af provokationsforsøg og eliminationsdiaet.