Are circumferential and longitudinal peak strain and systolic strain rate sensitive to acute changes in load in human subjects?
Load dependency is an important factor that must be considered when applying strain and strain rate as indices of systolic function.
Circumferential and longitudinal peak strain and systolic strain rate are sensitive to acute changes in load, an important factor that needs to be considered in their application as indices of systolic function.
Burns et al. (Sun,) studied this question.
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