This international, prospective, observational study project aims at assessing differences in the natural history, clinical symptoms, triggers, sweating behavior, associated diseases, and treatment effects in patients with cholinergic urticaria by using a standardized patient-related questionnaire.
Contact: sabine.altrichter@charite.de
GA²LEN coordinating Office
Charité Universitätsmedizin Berlin
Luisenstr. 2-5
10117 Berlin, Germany
UCARE office
Laura Schwenner
