title: Evidence for viruses in acute leukemia and Burkitt's tumor.
mesh_terms: D002051:Burkitt Lymphoma / Q000209:etiology* / Q000276:immunology / Q000382:microbiology / Q000473:pathology; D046508:Culture Techniques; D005455:Fluorescent Antibody Technique; D006378:Helper Viruses; D006564:Herpesviridae / Q000302:isolation & purification; D006801:Humans; D007945:Leukemia, Lymphoid / Q000209:etiology*; D008854:Microscopy, Electron; D012190:Retroviridae / Q000472:pathogenicity*; D014170:Transformation, Genetic