title: Electron-microscope changes in Rowson-Parr virus infection.
mesh_terms: D000818:Animals; D003593:Cytoplasm; D008113:Liver Neoplasms / Q000473:pathology; D008198:Lymph Nodes / Q000473:pathology; D051379:Mice; D008854:Microscopy, Electron; D013154:Spleen / Q000473:pathology; D013160:Splenic Neoplasms / Q000473:pathology; D013163:Splenomegaly / Q000209:etiology; D014777:Virus Diseases / Q000473:pathology*