Lisianyi, Nikolay, L. Sulenko, Oleksandr Lisianyi, and Antonina Klyuchnikova. “The Metformin Influence on Proliferation Cells of Brain Tumor in Cell Culture in Vitro”. Ukrainian Neurosurgical Journal, no. 2 (June 26, 2012): 28–32. Accessed April 11, 2025. https://theunj.org/article/view/59045.