Gubergrits, N. B., Lukashevich, G. M., Byelyayeva, N. V., & Klochkov, A. Y. (2021). Pancreatic cancer in the light of Lev Tolstoy’s mastery. Herald of Pancreatic Club, 2(51), 76-78. Retrieved from https://vkp.org.ua/index.php/journal/article/view/240