The introduction of the IBD Disk in Poland – a new tool for assessing disability in patients with inflammatory bowel disease - Eder, Piotr; Liebert, Ariel; Łodyga, Michał; Kaniewska, Magdalena; Kłopocka, Maria; Rydzewska, Grażyna; Dobrowolska, Agnieszka; Ghosh, Subrata (Gastroenterology Review/Przegląd Gastroenterologiczny, 2020)