Lopez Leo, Colan Steven D, Frommelt Peter C, Ensing Gregory J, Kendall Kathleen, Younoszai Adel K, Lai Wyman W, Geva Tal
Children's Hospital at Montefiore, Bronx, New York, USA.
J Am Soc Echocardiogr. 2010 May;23(5):465-95; quiz 576-7. doi: 10.1016/j.echo.2010.03.019.