title: Advanced DLBCL: as systemic therapy improves, the need for RT diminishes.
authors.forename: George P
authors.initials: GP
authors.lastname: Canellos
mesh_terms: D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D003131:Combined Modality Therapy; D006801:Humans; D016403:Lymphoma, Large B-Cell, Diffuse / Q000188:drug therapy* / Q000401:mortality / Q000532:radiotherapy; D011878:Radiotherapy / Q000706:statistics & numerical data*; D015996:Survival Rate; D016896:Treatment Outcome