For citations:
Vizel A.A., Avdeev S.N., Vizel I.Yu., Shakirova G.R., Vlasenko A.E. Course of sarcoidosis in patients treated with systemic corticosteroids. PULMONOLOGIYA. 2023;33(5):634-644. (In Russ.) https://doi.org/10.18093/0869-0189-2023-33-5-634-644