Dermographism: its definition, demonstration, and prevalence.
D001698:Biomedical Engineering; D006967:Hypersensitivity / Q000175:diagnosis; D006255:Rhinitis, Allergic, Seasonal / Q000503:physiopathology; D012867:Skin; D012882:Skin Tests / Q000295:instrumentation; D014581:Urticaria / Q000503:physiopathology*