Chronic urticariafrom thyroid autoimmunity to Helicobacter pyloriZuberbier, TorstenAuthor informationDepartment of Dermatology and Allergy, University Hospital Charité, Humboldt University, Schumannstr. 20/21, D-10117 Berlin, Germany. E-mail: [email protected]Allergy 59(5):p 556, May 2004.Copyright © 2004 Blackwell Publishing Ltd.