For citations:

Sannikov A.B. FREQUENCY AND DEGREE OF INFLUENCE OF RETROGRADE BLOOD FLOWS IN DEEP VEINS FOR THE FORMATION OF PATHOLOGICAL SEGMENTAL HYPERVOLEMIA OF THE CALF IN PATIENTS WITH CVD. Bulletin of Pirogov National Medical & Surgical Center. 2026;21(1):54-63. (In Russ.) https://doi.org/10.25881/20728255_2026_21_1_54