title: Childhood lymphosarcoma in the state of Rio Grande do Sul, Brazil. Report of 20 cases histologically similar to Burkitt's tumor.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001938:Brazil; D002051:Burkitt Lymphoma / Q000473:pathology; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000453:epidemiology; D006801:Humans; D008223:Lymphoma / Q000453:epidemiology / Q000473:pathology*; D016403:Lymphoma, Large B-Cell, Diffuse / Q000473:pathology; D008228:Lymphoma, Non-Hodgkin / Q000473:pathology; D008297:Male; D008339:Mandibular Neoplasms / Q000453:epidemiology; D013899:Thoracic Neoplasms / Q000453:epidemiology