Effect of breast cancer cardiotoxic drugs on left atrial myocardium mechanics. Searching for an early cardiotoxicity marker. (1st May 2016) - Moreno, Joel; García-Sáez, Jose Angel; Clavero, Matías; Manganaro, Roberta; Moreno, Fernando; López, Javier; Macaya, Carlos; Pérez de Isla, Leopoldo