For citations:
Avdeev S.N. Acute exacerbation of chronic obstructive pulmonary disease. PULMONOLOGIYA. 2013;(3):5-19. (In Russ.) https://doi.org/10.18093/0869-0189-2013-0-3-5-19
Avdeev S.N. Acute exacerbation of chronic obstructive pulmonary disease. PULMONOLOGIYA. 2013;(3):5-19. (In Russ.) https://doi.org/10.18093/0869-0189-2013-0-3-5-19