[Malignant lymphoma].
D005770:Gastrointestinal Neoplasms / Q000473:pathology / Q000601:surgery; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology; D008223:Lymphoma / Q000473:pathology / Q000601:surgery; D016403:Lymphoma, Large B-Cell, Diffuse / Q000473:pathology / Q000601:surgery