Quantitative real-time cross-sectional echocardiography in the developing normal humam fetus and newborn.
D J Sahn, L W Lange, H D Allen, S J Goldberg, C Anderson, H Giles, K Haber
Circulation. 1980;62:588-597Originally published September 1, 1980
D J Sahn
L W Lange
H D Allen
S J Goldberg