Macuda , Małgorzata, and Krzysztof Łuczak. “The Use of Benchmarking in the Cost Optimization of Medical Services”. Studia Oeconomica Posnaniensia 2, no. 4 (April 30, 2014): 52–74. Accessed September 3, 2026. https://journals.ue.poznan.pl/soep/article/view/3279.