To fracture or not to fracture—that has been the question dogging valve-in-valve (ViV) TAVI. The answer, new data suggest, is that fracturing the preexisting bioprosthetic aortic valve may be the best ...
The petroleum industry must predict pore-pressure profiles accurately, often walking a fine line between pore pressure and fracture gradient as it drills and completes oil and gas wells. The industry ...
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