title: [Seasonal changes in the surface activity of pulmonary surfactants].
mesh_terms: D000818:Animals; D001273:Atmosphere Exposure Chambers; D000860:Hypoxia / Q000503:physiopathology; D050356:Lipid Metabolism; D008168:Lung / Q000378:metabolism; D008297:Male; D011663:Pulmonary Surfactants / Q000502:physiology*; D051381:Rats; D012621:Seasons; D013500:Surface Tension
chemical_list: D011663:Pulmonary Surfactants
vernacular_title: Sezonnye izmeneniia poverkhnostnoĭ aktivnosti surfaktantov legkogo.