For citations:
Demko IV, Mamayeva MG, Gordeyeva NV, Solov’yeva IA, Kraposhina AY. Clinical experience of using double bronchodilation therapy in patients with COPD. Meditsinskiy sovet = Medical Council. 2019;(15):7-10. (In Russ.) https://doi.org/10.21518/2079-701X-2019-15-7-10