Today, the actively used method of transfusion of donated blood and its components, during the Great Patriotic War, due to its novelty, was not sufficiently mastered in civilian healthcare. By the beginning of the Great Patriotic War, transfusion had not yet become widespread in the USSR. In fact, the Great Patriotic War was the first serious test for the blood service. To meet the needs of the armed forces, a wide network of blood procurement was deployed with the involvement of a large number of civilians and military personnel of the rear units. In order to save money, various types of scrap blood began to be used in civil healthcare. The activities carried out proved their effectiveness, and due to the opportunities that transfusion specialists opened up, Soviet healthcare received a powerful impetus in a number of areas.

The Great Patriotic War (WWII), transfusions, blood transfusion, scrap and donor blood, indications and contraindications to transfusion, civil health.