For citations:
Kharlamovа O.S., Nikolaev K.Yu., Ragino Yu.I., Voevoda M.I. Effects of smoking on the level of sp-a and sp-d surfactant proteins in the blood of patients without bronchopulmonary diseases. Bulletin of Siberian Medicine. 2020;19(2):104-111. https://doi.org/10.20538/1682-0363-2020-2-104-111