Left Ventricle Unloading with Veno-Arterial Extracorporeal Membrane Oxygenation for Cardiogenic Shock. Systematic Review and Meta-Analysis. - Kowalewski, Mariusz; Malvindi, Pietro Giorgio; Zieliński, Kamil; Martucci, Gennaro; Słomka, Artur; Suwalski, Piotr; Lorusso, Roberto; Meani, Paolo; Arcadipane, Antonio; Pilato, Michele; Raffa, Giuseppe Maria (Journal of Clinical Medicine, 2020)