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Robert A. Levine
Researcher at Harvard University
Publications - 666
Citations - 37467
Robert A. Levine is an academic researcher from Harvard University. The author has contributed to research in topics: Mitral valve & Mitral regurgitation. The author has an hindex of 94, co-authored 630 publications receiving 34931 citations. Previous affiliations of Robert A. Levine include Cornell University & State University of New York System.
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Women's Schooling, Patterns of Fertility, and Child Survival
TL;DR: In this article, the authors provide an overview of the demographic evidence, a framework for analyzing how schooling affects maternal behavior and population change, and a report of findings from a study in Mexico.
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Persistent reduction of ischemic mitral regurgitation by papillary muscle repositioning: structural stabilization of the papillary muscle-ventricular wall complex.
Judy Hung,Miguel Chaput,J. Luis Guerrero,Mark D. Handschumacher,Lampros Papakostas,Suzanne Sullivan,Jorge Solis,Robert A. Levine +7 more
TL;DR: PM repositioning is persistently effective in reducing moderate chronic IMR, even when LV volume increases, which may reflect structural stabilization by an external patch device of the papillary muscle-LV wall complex that controls mitral valve tethering.
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Leaflet area as a determinant of tricuspid regurgitation severity in patients with pulmonary hypertension.
Jonathan Afilalo,Julia Grapsa,Petros Nihoyannopoulos,Jonathan Beaudoin,J. Simon R. Gibbs,Richard N. Channick,David Langleben,Lawrence G. Rudski,Lanqi Hua,Mark D. Handschumacher,Michael H. Picard,Robert A. Levine +11 more
TL;DR: TLA plays a significant role in determining which patients with PH develop severe functional TR and the ratio of TLA:closure area, reflecting the balance between leaflet adaptation versus annular dilation and tethering forces, is an indicator of TR severity that may identify which patients stand to benefit from leaflet augmentation during tricuspid valve repair.
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Brainstem lesions and click lateralization in patients with multiple sclerosis
Miriam Furst,Robert A. Levine,Robert A. Levine,Amos D. Korczyn,Barbara C. Fullerton,Barbara C. Fullerton,Rina Tadmor,Daniel Algom +7 more
TL;DR: The ability to lateralize dichotic clicks with either interaural time delays (ITD) or Interaural level differences (ILD) was tested in seven multiple sclerosis subjects who had normal audiograms and a multi-level decision making model is proposed.
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Noninvasive tissue characterization: Diagnosis of lipomatous hypertrophy of the atrial septum by nuclear magnetic resonance imaging
Robert A. Levine,Arthur E. Weyman,Robert E. Dinsmore,James F. Southern,Bruce R. Rosen,David E. Guyer,Thomas J. Brady,Robert D. Okada +7 more
TL;DR: An atrial septal mass was identified by echocardiogram in a patient with multiple subcutaneous lipomas and nuclear magnetic resonance imaging identified the adipose nature of the tissue noninvasively, consistent with the diagnosis of lipomatous hypertrophy.