Evseyev, A.V. and Kamyshnyi, A.M. 2016. Changes in the transcriptional activity of cell cycle regulator CDK1 and cell proliferation ki67 genes in invasive and non-invasive pancreatic ductal adenocarcinoma. Pathologia. 13, 2 (Oct. 2016). DOI:https://doi.org/10.14739/2310-1237.2016.2.81336.