Tumanskiy, V. A., and M. D. Zubko. “Comparative Immunohistochemical Characteristics of Hepatocellular, Cholangiocellular Cancer and Liver Metastases of Pancreatic Cancer in Puncture Trephine Biopsy of the Liver”. Zaporozhye Medical Journal, vol. 17, no. 5, Nov. 2015, doi:10.14739/2310-1210.2015.5.53775.