Hypo- vs normofractionated radiation therapy of early stage breast cancer in the randomized DBCG HYPO trial. (February 2017) - Offersen, B.V.; Nielsen, H.M.; Jacobsen, E.H.; Nielsen, M.H.; Krause, M.; Stenbygaard, L.; Mjaaland, I.; Schreiber, A.; Jensen, M.B.; Overgaard, J.