Consideration of the natural history of BCL2-positive follicular lymphoma: based on tumor site, histological grade, and histological transformation rate
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BCL2+ follicular lymphomas (FLs) of grades 1-3A are defined as classic FL, and duodenal and skin FLs are known as special subtypes. To clarify the natural history of BCL2+ FLs, we analyzed the tumor site, histological grade, and histological transformation rat... ...