INTRODUCTION: Sudden cardiac arrest (SCA) is defined as a cessation of normal circulation of blood due to failure of the heart to contract effectively during the systole. Timely treatment of SCA improves chances for survival up to three times. until the discharge from a hospital. OBJECTIVE: Prove that there is a need to introduce a unified protocol for telephone-assisted cardiopulmona... https://pipingrockers.shop/product-category/vi-max/