For citations:
Krylova Yu.G., Trofimov V.I., Potapchuk A.A., Zarovkina L.A. CHARACTERISTICS OF ENDEMIC RISK FACTORS OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE IN THE KOMI REPUBLIC. The Scientific Notes of the Pavlov University. 2018;25(1):45-49. (In Russ.) https://doi.org/10.24884/1607-4181-2018-25-1-45-49