Contributed by: Healthians Team Introduction The average heart is about the size of an adult’s fist and is made up of the atria, ventricles, valves, and several arteries and veins….
world heart day 2021
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Contributed by: Healthians Team Introduction The average heart is about the size of an adult’s fist and is made up of the atria, ventricles, valves, and several arteries and veins….