Use of harmonic imaging without echocardiographic contrast to improve two-dimensional image quality

A new, simplified and accurate method for determining ejection fraction with two-dimensional echocardiography.

Miguel A. Quiñones, Alan D. Waggoner, Lawrence A. Reduto et al. · Circulation · 1981 · 738 citations · Full text

Medicine, Cardiology, Radiology +17

Harmonic imaging for ultrasound contrast agents

Nico de Jong, Ayache Bouakaz, Peter Frinking · 2002 · 382 citations

Natural Sciences, Biomedical Engineering, Radiology +17

Transient Myocardial Contrast After Initial Exposure to Diagnostic Ultrasound Pressures With Minute Doses of Intravenously Injected Microbubbles

Thomas R. Porter, Feng Xie · Circulation · 1995 · 318 citations

Veterinary Medicine, Cardiology, Radiology +12

Nonlinear propagation applied to the improvement of resolution in diagnostic medical ultrasound

Barry Ward, Andrew C. Baker, V.F. Humphrey · The Journal of the Acoustical Society of America · 1997 · 266 citations

Medicine, Biomedical Engineering, Radiology +17

Opacification and border delineation improvement in patients with suboptimal endocardial border definition in routine echocardiography: Results of the phase III albunex multicenter trial

Linda J. Crouse, Jorge Cheirif, Denise E. Hanly et al. · Journal of the American College of Cardiology · 1993 · 240 citations

Medicine, Cardiology, Radiology +8