Variability in triggers for mechanical left ventricular unloading in VA-ECMO: A literature searchAnthony Calhoun, Min-Ho Lee, Dominic V. Pisano, Alexandros Karavas and Jamel OrtolevaJ Extra Corpor Technol, 57 1 (2025) 24-31DOI: https://doi.org/10.1051/ject/2024031