For citations:
Ignatova G.L., Avdeev S.N., Antonov V.N., Blinova E.V. Ten-year analysis of the efficacy of vaccination against pneumococcal infection in patients with chronic obstructive pulmonary disease. PULMONOLOGIYA. 2023;33(6):750-758. (In Russ.) https://doi.org/10.18093/0869-0189-2023-33-6-750-758