[Significance of virus infection in the exacerbation of chronic pneumonia in children].
D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D006801:Humans; D007223:Infant; D011014:Pneumonia / Q000150:complications*; D012141:Respiratory Tract Infections / Q000150:complications*; D014777:Virus Diseases / Q000150:complications*
Znachenie virusnoĭ infektsii v obostrenii khronicheskoĭ pnevmonii u deteĭ.