S. Richard Underwood

Adenosine versus regadenoson comparative evaluation in myocardial perfusion imaging: Results of the ADVANCE phase 3 multicenter international trial

Ami E. Iskandrian, Timothy M. Bateman, Luiz Belardinelli et al. · Journal of Nuclear Cardiology · 2007 · 345 citations

Medicine, Cardiology, Radiology +17

Magnetic resonance imaging during dobutamine stress in coronary artery disease

Dudley J. Pennell, S. Richard Underwood, Carla Manzara et al. · The American Journal of Cardiology · 1992 · 220 citations

Medicine, Cardiology, Radiology +16

Pulmonary artery distensibility and blood flow patterns: A magnetic resonance study of normal subjects and of patients with pulmonary arterial hypertension

Hugo G. Bogren, R H Klipstein, Raad Mohiaddin et al. · American Heart Journal · 1989 · 203 citations

Medicine, Cardiology, Physiology +15

Dobutamine thallium myocardial perfusion tomography

Dudley J. Pennell, S. Richard Underwood, R H Swanton et al. · Journal of the American College of Cardiology · 1991 · 150 citations

Medicine, Cardiology, Radiology +12

Quantitation of antegrade and retrograde blood flow in the human aorta by magnetic resonance velocity mapping

Hugo G. Bogren, R H Klipstein, David Firmin et al. · American Heart Journal · 1989 · 148 citations

Medicine, Cardiology, Surgery +16