Marzęda, Paweł, Andrzej Kościuk, and Michał Tchórz. “Severe Beta-Blocker Overdose in a 65-Year-Old Female”. Journal of Education, Health and Sport 9, no. 7 (July 5, 2019): 251–258. Accessed July 6, 2025. https://apcz.umk.pl/JEHS/article/view/7127.