Staśkiewicz, Grzegorz, Elżbieta Czekajska-Chehab, Kamil Torres, Tomasz Chrościcki, Sebastian Radej, Andrzej Drop, and Ryszard Maciejewski. 2010. “Acute Pulmonary Embolism in Patients Diagnosed at Emergency Department”. Polish Journal of Public Health 120 (3): 278-80. https://czasopisma.umlub.pl/pjph/article/view/2084.