Supady, Jerzy. “The Development of Nursing Care of the Sick in Western Europe in the 18th and the First Half of the 19th Centuries”. Health Promotion & Physical Activity 6, no. 1 (April 5, 2019): 23–27 (24. Accessed April 28, 2024. https://journals.anstar.edu.pl/index.php/hppa/article/view/124.