Fig. 3From: Breastfeeding and vitamin D supplementation reduce the risk of Kawasaki disease in a German population-based case-control studyMatching: Geographical distribution of KD patients and their controls within Germany. We have created a map of Germany with the software MATLAB. Shapefiles, a file format containing geodata from the Database of Global Administrative Areas were used to extract the administrative boundaries in Germany. The individual postcodes were assigned to the respective federal stateBack to article page