Accuracy of subxiphoid echocardiography for assessing left ventricular size and performance.
M R Starling, M H Crawford, R A O'Rourke, B M Groves, K W Amon
Circulation. 1980;61:367-373Originally published February 1, 1980
M R Starling
M H Crawford
R A O'Rourke
B M Groves
K W Amon