Bieńkowska, Anna, Marek Jedwabiński, Dariusz Mątewski, Katarzyna Janowiak-Maciejewska, and Katarzyna Pilecka-Rybka. “Retroperitoneal Hematoma After Use of Oral Anticoagulants in the Postoperative Period Complicated by Atrial Fibrillation - A Case Report”. Medical and Biological Sciences 27, no. 3 (May 6, 2014): 53–56. Accessed February 8, 2025. https://apcz.umk.pl/MBS/article/view/mbs-2013-0026.