[Clinical forms of acute pneumonias and the factors that increase their incidence].
D000208:Acute Disease; D000368:Aged; D006801:Humans; D007251:Influenza, Human / Q000150:complications; D008875:Middle Aged; D011014:Pneumonia / Q000453:epidemiology / Q000209:etiology* / Q000401:mortality; D012141:Respiratory Tract Infections / Q000150:complications; D014586:USSR; D014777:Virus Diseases / Q000150:complications
Klinicheskie formy ostrykh pnevmoniĭ i faktory, povyshaiushchie zabolevaemost' imi.