Analysis of the efficacy and tolerability of FOLFIRINOX chemotherapy treatment in patients over 65 years of age with diagnosis of advanced adenocarcinoma of the pancreas - Domagała-Haduch, Małgorzata; Robek, Amanda; Wnuk, Jakub; Michalecki, Łukasz; Gisterek, Iwona (Contemporary Oncology/Współczesna Onkologia, 2023)