The pink, white and red blob of tissue quivers in a vat of clear goop about the size of a kitchen sink. Graduate students whiz around this slimy beating heart and crawl under the tubes connected to ...
Congenital heart defects (abnormalities of the heart that are present at birth) are the most common type of birth defect and, according to the Centers for Disease Control and Prevention, about 1 in 4 ...