
Various interventions on the PVL loop. A. LV PVL at rest; B. Increase in afterload (the PVL changes to the right and upwards); C. Decrease in preload (the PVL changes to the left and downwards); D. Decrease in inotropism (the PVL will change downwards and to the left)
ELA wrote the first draft of the manuscript. All authors contributed to manuscript revision, read and approved the submitted version.
The authors declare that they have no conflicts of interest.
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© The Author(s) 2020.