O. Knudson

Intravascular ultrasonic characteristics and vasoreactivity of the pulmonary vasculature in children with pulmonary hypertension.

E. Shaffer, D. Ivy, L. Valdes‐Cruz, 1998, The American journal of cardiology.

Transvascular Intracardiac Applications of a Miniaturized Phased‐Array Ultrasonic Endoscope: Initial Experience With Intracardiac Imaging in Piglets

D. Sahn, E. Sideris, S. Kyo, 1991, Circulation.

Echocardiographic and Histopathological Characterization of Young and Old Transgenic Mice Over-expressing the Human β1-Adrenergic Receptor

J. Port, J. Bisognano, M. Bristow, 1998 .

Three-dimensional imaging of aortic arch anomalies in infants and children with intravascular ultrasound catheters from a transesophageal approach.

E. Shaffer, L. Valdes‐Cruz, C. DeGroff, 2000, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography.

Echocardiographic outcome of infants treated as newborns with inhaled nitric oxide for severe hypoxemic respiratory failure.

D. Ivy, L. Valdes‐Cruz, A. Rosenberg, 2001, Jornal de Pediatria.

Double-orifice mitral valve with intact atrioventricular septum: an echocardiographic study with anatomic and functional considerations.

L. Valdes‐Cruz, O. Knudson, B. Das, 2005, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography.

Mixed total anomalous pulmonary venous connection: Case report with bilateral venous collectors.

L. Valdes‐Cruz, O. Knudson, R. Cayre, 2003, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography.

Noninvasive assessment of pseudo-pulmonary artery sling by echocardiography and computerized tomography.

K. Chan, C. DeGroff, J. Strain, 2001, Circulation.

Longitudinal motion of the atrioventricular annuli in children: reference values, growth related changes, and effects of right ventricular volume and pressure overload.

D. Ivy, L. Valdes‐Cruz, C. DeGroff, 2002, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography.

Non-invasive detection of acute allograft rejection in children by tissue Doppler imaging: myocardial velocities and myocardial acceleration during isovolumic contraction.

K. S. Kirby, L. Valdes‐Cruz, C. DeGroff, 2005, The Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation.

Color Doppler regurgitant jet area for evaluating eccentric mitral regurgitation: an animal study with quantified mitral regurgitation.

D. Sahn, T. Shiota, M. Jones, 1994, Journal of the American College of Cardiology.