Shchehlov, D., Svyrydiuk, O., Sydorenko, O. and Vyval, M. 2023. 20 Years of the isat (international subarachnoid aneurysm trial) study. End of argument. Ukrainian Interventional Neuroradiology and Surgery. 41, 3 (Feb. 2023), 14-19. DOI:https://doi.org/10.26683/2786-4855-2022-3(41)-14-19.