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New clues to a 500-year old mystery about the human heart
One from the Heart (1981) - IMDb
Understanding Pediatric Heart Conditions
The Heart: Heart Basics, Science Trek
How Your Heart Works - Tests & Procedures - Children's Heart Center - Golisano Children's Hospital - University of Rochester Medical Center
Heart Anatomy Anatomy and Physiology II
Great Vessels of the Heart - TeachMeAnatomy
The Heart's Electrical System: Anatomy and Function
How the Heart Works