V. Siwińska, J. Iłżecka, and G. Iwanowicz-Palus, “Activation as the quality index of medical care provided to patients suffering from nervous system diseases”, Pol J Public Health, vol. 120, no. 2, pp. 163–170, May 2010, Accessed: Aug. 13, 2025. [Online]. Available: https://czasopisma.umlub.pl/pjph/article/view/2130