Poberezhnyi, V I, O V Marchuk, O S Shvidyuk, I Y Petrik, and O S Logvinov. 2019. “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 (4), 6-40. https://doi.org/10.31636/pmjua.v3i4.1.