No abstract available
Publication types
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Comparative Study
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Evaluation Study
MeSH terms
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Adolescent
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Adult
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Blood Flow Velocity / physiology
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Child
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Child Welfare
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Child, Preschool
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Echocardiography, Doppler*
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Echocardiography, Doppler, Pulsed*
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Heart Diseases / diagnostic imaging*
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Heart Diseases / physiopathology*
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Heart Ventricles / diagnostic imaging*
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Humans
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Image Enhancement
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Infant
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Infant Welfare
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Observer Variation
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Reference Values
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Regression Analysis
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Reproducibility of Results
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Stroke Volume / physiology
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Time Factors
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Ventricular Function*