title: The physical urticarias.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism; D000328:Adult; D002631:Chemotactic Factors, Eosinophil / Q000378:metabolism; D003080:Cold Temperature; D006632:Histamine / Q000378:metabolism; D006636:Histamine Release; D006801:Humans; D007073:Immunoglobulin E / Q000276:immunology; D008407:Mast Cells / Q000276:immunology / Q000378:metabolism; D008875:Middle Aged; D012867:Skin / Q000473:pathology; D013472:Sunlight; D014581:Urticaria / Q000209:etiology* / Q000276:immunology / Q000473:pathology
chemical_list: D002631:Chemotactic Factors, Eosinophil; D007073:Immunoglobulin E; D006632:Histamine; D000109:Acetylcholine