For citations:
Lyadov K.V., Koneva E.S., Polushkin V.G., Sultanov E.Yu., Lukashin M.A. Randomized controlled study on pulmonary rehabilitation in COVID-19 patients with pneumonia. PULMONOLOGIYA. 2020;30(5):569-576. https://doi.org/10.18093/0869-0189-2020-30-5-569-576