Determinants and Regression Equations for the Calculation of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M1"><mml:mrow><mml:mi>z</mml:mi></mml:mrow></mml:math>Scores of Left Ventricular Tissue Doppler Longitudinal Indexes in a Healthy Italian Pediatric Population
Cardiology research and practice