Fig. 3From: Geographical differences in the use of oral corticosteroids in patients with severe asthma in Spain: heat map based on existing databases analysesRegional heat map showing OCS use in patients with severe asthma (use per 100.000 inhabitants and per year) for regions with highest OCS use. Red areas indicate highest OCS use, and the green areas indicate lowest OCS use (ranges defined according to the decile distribution)Back to article page