TY CONF TI EFFECTIVENESS OF BRONCHIODIALATOR PREPARATIONS FOR SEVERITY DEGREE OF BREATHLESSNESS IN PATIENTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE KW JO The VIII Congress of Pulmonologists of Siberia and the Far East with international participation AU Kostrova, I.V. AU Prikhodko, O.B. AU Krasovskaya, N.. PY 2024 PB Far Eastern Scientific Center of Physiology and Pathology of Respiration