title: Lung immunomorphologic modifications in children's acute pneumonias.
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D001996:Bronchopneumonia / Q000473:pathology; D002648:Child; D002675:Child, Preschool; D006652:Histological Techniques; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008168:Lung / Q000473:pathology*; D008169:Lung Abscess / Q000473:pathology; D008214:Lymphocytes; D010950:Plasma Cells; D011014:Pneumonia / Q000276:immunology / Q000473:pathology*; D011018:Pneumonia, Pneumococcal / Q000473:pathology; D011658:Pulmonary Fibrosis / Q000473:pathology