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. 2015 Jun 9;16(4):313–321. doi: 10.1007/s40257-015-0134-8

Fig. 1.

Fig. 1

Mean healthcare cost by category in 6350 patients with chronic idiopathic or spontaneous urticarial. a “Urticaria-related” defined by the presence of an International Classification of Diseases, 9th Revision, Clinical Modification code of 708.x in the primary position on an inpatient claim and any position on an outpatient claim