Furtak, Marzena, Piotr Książek, Ewa Warchoł-Sławińska, Bartłomiej Drop, Krzysztof Włoch, and Ewa Kulbaka. “Development of the Health Care Market – Forecasts for the Future”. Polish Journal of Public Health 121, no. 1 (January 1, 2011): 76–80. Accessed August 4, 2025. https://czasopisma.umlub.pl/pjph/article/view/1904.