Iain A. Simpson

A new method for quantification of regurgitant flow rate using color Doppler flow imaging of the flow convergence region proximal to a discrete orifice. An in vitro study.

F Recusani, G. S. Bargiggia, Ajit P. Yoganathan et al. · Circulation · 1991 · 311 citations · Full text

Aeroacoustics, Engineering, Orifice Areas +21

Prevalence and clinical characteristics of left ventricular dysfunction among elderly patients in general practice setting: cross sectional survey

Stephen Morgan, Helen Smith, Iain A. Simpson et al. · BMJ · 1999 · 177 citations · Full text

Doppler color flow mapping of simulated in vitro regurgitant jets: Evaluation of the effects of orifice size and hemodynamic variables

Iain A. Simpson, Lilliam M. Valdes‐Cruz, David J. Sahn et al. · Journal of the American College of Cardiology · 1989 · 143 citations

Orifice Size, Hemodynamic Variables, Engineering +10

Ventricular fibrillation in hypertrophic cardiomyopathy is associated with increased fractionation of paced right ventricular electrograms.

Richard C. Saumarez, A. John Camm, A Panagos et al. · Circulation · 1992 · 114 citations

Echocardiographic study of the morphology and growth of the aortic arch in the human fetus. Observations related to the prenatal diagnosis of coarctation.

Lisa K. Hornberger, Robert G. Weintraub, Erkki Pesonen et al. · Circulation · 1992 · 98 citations · Full text