title: [Effects of radiation on cardiac function: electrocardiographic study of breast cancer following radiotherapy].
mesh_terms: D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000532:radiotherapy*; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000503:physiopathology / Q000528:radiation effects*; D006801:Humans; D008875:Middle Aged; D011830:Radiation Effects