-Patients must have Burkitt Lymphoma. Effective with Amendment J (version date: 06/24/2014), the following histologies were removed as the maximum number allowed for these sub-groups has been reached: B-cell lymphoma: unclassifiable with features intermediate between Diffuse Large B cell lymphoma and Burkitt Lymphoma ; c-MYC + DLBCL and c-MYC+ plasmablastic lymphoma.