For citations:

Shumilina M.V., Kolesnik D.V. The influence of orthostatic test (or verticalization) on the blood flow through the internal jugular and vertebral veins. Complex Issues of Cardiovascular Diseases. 2023;12(1):39-48. (In Russ.) https://doi.org/10.17802/2306-1278-2023-12-1-39-48