title: Trials and tribulations: do clinical trials prove that irradiation increases cardiac and secondary cancer mortality in the breast cancer patient?
authors.forename: S H
authors.initials: SH
authors.lastname: Levitt
authors.forename: G H
authors.initials: GH
authors.lastname: Fletcher
mesh_terms: D001943:Breast Neoplasms / Q000532:radiotherapy*; D002986:Clinical Trials as Topic; D005260:Female; D006331:Heart Diseases / Q000209:etiology* / Q000401:mortality; D006801:Humans; D009381:Neoplasms, Radiation-Induced / Q000209:etiology* / Q000401:mortality; D011878:Radiotherapy / Q000009:adverse effects*