For citations:
Titova O.N., Kuzubova N.A., Sklyarova D.B., Volchkov V.A., Volchkova E.V. The effect of prolonged oxygen therapy on the clinical course of the disease and diaphragm function in patients with chronic obstructive pulmonary disease and hypoxemic respiratory failure (three-year follow-up). Tuberculosis and Lung Diseases. 2019;97(9):45-51. (In Russ.) https://doi.org/10.21292/2075-1230-2019-97-9-45-51