https://www.cochrane.org/fr/CD007110/CENTRALED_lajout-de-la-radiotherapie-la-chimiotherapie-ameliore-t-il-la-survie-ou-augmente-t-il-les-effets 2024 United Kingdom review of literature french abstract early due to hodgkin disease radiation therapy, nos malignant lymphoma, nos survival disease hodgkin lymphoma, adult radiotherapy chemotherapy chemotherapy, nos adulthood