title: Letter: E.B. virus and American and African Burkitt's lymphoma.
mesh_terms: D000349:Africa; D000367:Age Factors; D000914:Antibodies, Viral / Q000032:analysis*; D002051:Burkitt Lymphoma / Q000209:etiology* / Q000276:immunology; D002648:Child; D002675:Child, Preschool; D006564:Herpesviridae / Q000276:immunology; D004854:Herpesvirus 4, Human / Q000276:immunology*; D006689:Hodgkin Disease / Q000276:immunology; D006801:Humans; D007945:Leukemia, Lymphoid / Q000276:immunology; D014481:United States
chemical_list: D000914:Antibodies, Viral