Affiliation: | Marcin Nizio?, Katarzyna Guzińska-Ustymowicz, Anna Pryczynicz, Department of General Pathomorphology, Medical University of Bialystok, Bia?ystok 15-089, PolandJustyna Zińczuk, Department of Clinical Laboratory Diagnostics, Medical University of Bia?ystok, Bialystok 15-089, PolandKonrad Zar?ba, The Second Clinical Department of General and Gastroenterological Surgery, Medical University of Bialystok, Bia?ystok 15-089, Poland |