%0 Journal Article %T Application of the Concept of Category Management to Improve the System for the Sale of Goods and Services in the Field of Medical Services %A Kucherenko, A.I. %A Shafigullin, D.E. %K category management, product categories, customer focus, services sector, assortment policy, medical services %J Scientific Research and Development. Economics of the Firm %D 2023 %N 12 %P 8 %I INFRA-M Academic Publishing LLC.