title: Swedish study helps usher in a new treatment era.
authors.forename: J
authors.initials: J
authors.lastname: Ziegler
mesh_terms: D001943:Breast Neoplasms / Q000473:pathology / Q000532:radiotherapy* / Q000601:surgery; D005260:Female; D006801:Humans; D009364:Neoplasm Recurrence, Local / Q000517:prevention & control*; D011878:Radiotherapy / Q000009:adverse effects; D016032:Randomized Controlled Trials as Topic; D016019:Survival Analysis; D013548:Sweden; D016896:Treatment Outcome