For citations:
Neimark M.I., Burenkin A.A., Khorev N.G., Nikolaev M.G. Comparative assessment of effect of two methods of spinal anesthesia on central hemodynamic parameters in elderly and senile patients in emergency vascular surgery. Medical alphabet. 2023;(25):44-49. (In Russ.) https://doi.org/10.33667/2078-5631-2023-25-44-49