K. Karłowicz-Bodalska, W. Piotrowska, M. Gwiazdowska, A. Dryś, and G. Bodalska, “Cross-national differences in patient satisfaction in oncology: A comparative study of Poland and Germany”, Curr. Issues Pharm. Med. Sci., vol. 39, no. 3, pp. 150–157, Sep. 2026, doi: 10.12923/cipms-2026-0023.