Geographic Information System (GIS) in the AOK Nordost – what added value does GIS provide? And geostatistical methods for the provision of care to the insured? gis.Business | issn : 1869-9286 [Internet]. 2020 Jan. 1 [cited 2026 Nov. 9];21(1):39-40. Available from: https://journal-gis.business/index.php/gisb/article/view/584