What are the risk factors for developing diffuse large B-cell lymphoma?

What are the risk factors for developing diffuse large B-cell lymphoma?
How prevalent is diffuse large B-cell lymphoma in the United States?
What is some of the most promising research being done to treat DLBCL?
What are the different types of diffuse large B-cell lymphoma?
Is my family at risk of developing diffuse large B-cell lymphoma?
What should I know when first diagnosed with DLBCL?
How is pain managed during a bone marrow biopsy?
Why may real world data not always reflect what was learned in a clinical trial?