For citations:
Ovsyannikov E.S., Аvdeev S.N., Budnevskiy A.V., Tokmachev R.E. Assessment of the cardiorespiratory state in a six-minute walk test in patients with chronic obstructive pulmonary disease with normal body mass and overweight. Tuberculosis and Lung Diseases. 2019;97(9):17-21. (In Russ.) https://doi.org/10.21292/2075-1230-2019-97-9-17-21