1 “... by its pressure gradient and resistance to flow throughout the vascular system. The pressure gradient...”

2 “.... In addition, the social gradient in health observed throughout adulthood may partly operate through...”

3 “... at a lower perfusion pressure gradient than elsewhere in the body and is more at risk for ischemic...”

4 “... indicates that the gradient in health outcomes by educational attainment has steepened over the last four...”

5 “... vascularized organ in the body, driven by a pressure gradient of only a few millimeters of mercury...”

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11 “... to several limitations that prevent the adequate assessment of the body of evidence:○ The gradient between...”

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