 19. Patients who had an earlier baseline MUGA scan at the radiological facility of the investigators site to be used in the study, such as a MUGA scan done prior to adjuvant treatment, must meet the above criteria for LVEF AND must also not have had a decrease in LVEF of above 15 percentage points from the original baseline MUGA scan. Patients who have not had a MUGA scan done at this radiological facility prior to adjuvant treatment must have a normal MUGA scan at screening. 