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An echo of a patient with severe pulmonary hypertension. This patient's right ventricular systolic pressure far exceeded his systemic pressure. T...
yapper69 • 19,769 views
From the Science Channel's "Through the Wormhole" with host Morgan Freeman.
http://mathworld.wolfram.co...
http://en.wikipedia.org/w...
AlienScientist • 16,248 views