All That You Must Know About Aortic Valve Replacement Surgery 

The aortic valve is one of the four heart valves connecting the left ventricle to the aorta. It controls blood flow in the heart, i.e., when the aortic valve opens, it allows the blood to flow from the left ventricle to the aorta. And when it closes, the valve prevents oxygen-rich blood from flowing back […]

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