Echocardiographic estimation of right ventricular stroke work in children with pulmonary arterial hypertension: comparison with invasive measurements.
Di Maria MV, Burkett DA, Younoszai AK, Landeck BF, Mertens L, Ivy DD, Friedberg MK, Hunter KS. Echocardiographic estimation of right ventricular stroke work in children with pulmonary arterial hypertension: comparison with invasive measurements. J Am Soc Echocardiogr. 2015 Nov; 28(11):1350-7.