For citations:

Orlova E.A., Dorfman I.P., Orlov M.A., Abdullaev M.A., Ivanova S.V. CONTEMPORARY ISSUES IN VACCINE PROPHYLAXIS OFCHRONIC OBSTRUCTIVE PULMONARY DISEASE IN MODERN CLINICAL PRACTICE CONDITIONS. Astrakhan medical journal. 2020;15(1):84-98. (In Russ.) https://doi.org/10.17021/2020.15.1.84.98