For citations:

Mikhailov I.V., Beliakouski V.N., Kudrashou V.A., Dyatlov A.P., Weerakoon Ch.A. Biopsy of pancreatic tumors prior to resection: for and against. Health and Ecology Issues. 2021;18(1):62-69. (In Russ.) https://doi.org/10.51523/2708-6011.2021-18-1-9