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Relation between preload recruitable stroke work as SBMw vs. [SW/EDV]/Ea in patients with nonischemic dilated cardiomyopathy and normal subjects. The values are markedly different between the two groups but the relations are similar. Closed circles: nonischemic dilated cardiomyopathy. Open circles: normal. ESV, end‐systolic volume; SBM, single‐beat method.
