Poberezhnyi, V I, O V Marchuk, O S Shvidyuk, I Y Petrik, and O S Logvinov. “Fundamentals of the Modern Theory of the Phenomenon of "pain" From the Perspective of a Systematic Approach. Neurophysiological Basis. Part 1: A Brief Presentation of Key Subcellular and Cellular Ctructural Elements of the Central Nervous System.”. Pain medicine 3, no. 4 (February 21, 2019): 6-40. Accessed September 17, 2019. https://www.painmedicine.org.ua/index.php/pnmdcn/article/view/164.