A pulsed Doppler echocardiographic method for calculation of pulmonary and systemic flow: accuracy in a canine model with ventricular septal defect.
L M Valdes-Cruz, S Horowitz, E Mesel, D J Sahn, D C Fisher, D Larson, S J Goldberg, H D Allen
Circulation. 1983;68:597-602Originally published September 1, 1983
L M Valdes-Cruz
D J Sahn
D C Fisher
S J Goldberg
H D Allen