title: Heterogeneity of diffuse "histiocytic" lymphoma according to the Kiel classification.
mesh_terms: D006801:Humans; D008223:Lymphoma / Q000145:classification* / Q000401:mortality / Q000473:pathology; D016403:Lymphoma, Large B-Cell, Diffuse / Q000145:classification* / Q000401:mortality / Q000473:pathology; D011379:Prognosis