In the article titled “Expression and Clinical Significance of Cancer Stem Cell Markers CD24, CD44, and CD133 in Pancreatic Ductal Adenocarcinoma and Chronic Pancreatitis” [1], the affiliation listed for Dr. O. Stasikowska-Kanicka and Dr. M. Wagrowska-Danilewicz was incorrect. The corrected authors’ list and affiliations are shown above.