title: Granuloma annulare. A case report.
mesh_terms: D000293:Adolescent; D000842:Ankle; D003937:Diagnosis, Differential; D005260:Female; D006099:Granuloma / Q000473:pathology* / Q000628:therapy; D006801:Humans; D009584:Nitrogen / Q000627:therapeutic use; D012871:Skin Diseases / Q000473:pathology* / Q000628:therapy
chemical_list: D009584:Nitrogen