Piotr Eder ; Michał Łodyga ; Magdalena Gawron-Kiszka... https://www.termedia.pl/Guidelines-for-the-management-of-ulcerative-colitis-Recommendations-of-the-Polish-Society-of-Gastroenterology-and-the-Polish-National-Consultant-in-Gastroenterology,41,50345,1,1.html.
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2023