1. Noninvasive Doppler determination of cardiac output in man-clinical validation;Huntsman, L.L.; Stewart, D.K.; Barnes, SR, Franklin; SB, Colocousis; JS, Hessel; E.A.;Circulation,1983
2. A pulsed Doppler echocardiographic method for calculating pulmonary and systemic blood flow in atrial level shunts-validation studies in animals and initial human experience;Valdes-Cruz, L.M.; Horowitz, S.; Mesel, E.; Sahn, D.J.; Fisher, D.C.; Larson, D.;Circulation,1984
3. Pulsed Doppler echocardiographic determination of stroke volume and cardiac output-clinical validation of two new methods using the apical window;Lewis, J.F.; Kuo, L.C.; Nelson, J.G.; Limacher, M.C.; Quinones, M.A.;Circulation,1984
4. Application of transesophageal echocardiography to continuous intraoperative monitoring of left ventricular performance;Matsumoto, M.; Oka, Y.; Strom, J.; Frishman, W.; Kadish, A.; Becker, R.M.; Frater, R.W.M.; Sonnernblick, E.H.;Am J Cardiol,1980
5. Intraoperative detection of myocardial ischemia in high-risk patients-electrocardiography versus twodimensional transesophageal echocardiography;Smith, J.S.; Cahalan, M.K.; Benefiel, D.J.; Byrd, B.F.; Lurz, F.W.; Shapiro, W.A.; Roizen, M.F.; Bouchard, A.; Schiller, N.B.;Circulation,1985