AN OBSERVATIONAL STUDY OF CARDIAC EVENTS IN PATIENTS WITH HER2- POSITIVE METASTATIC BREAST CANCER WHO HAVE A LEFT VENTRICULAR EJECTION FRACTION (LVEF) BETWEEN 40%-49% PRIOR TO INITIATING TREATMENT WITH KADCYLA® First published 12/10/2017 Last updated 14/03/2024 EU PAS number:EUPAS20684 Study Finalised