TY JOUR TI EFFICIENCY OF THE COMMON PROGNOSTIC MODELS AND LAWS HYDRODYNAMICS FOR DETERMINING SEVERITY OF THROMBOEMBOLISM OF THE PULMONARY ARTERY KW thromboembolism of the pulmonary artery KW pressure gradient on the pulmonary artery valve KW echocardiography KW severity of the course and prognosis of the outcome of the disease JO Medical Bulletin of the Ministry of Internal Affairs AU PRONIN, A.G. AU BALAShOV, D.V. PY 2025 IS 2025 PB State institution Joint editorial office of the Ministry of Internal Affairs of Russia