Interessante documento didattico ed integrato da schemi e video sulle cardiopatie congenite dell'American Heart Association. <a href="http://www.heart.org/HEARTORG/Conditions/CongenitalHeartDefects/AboutCongenitalHeartDefects/About-Congenital-Heart-Defects_UCM_001217_Article.jsp#mainContent" target="_blank" rel="noopener noreferrer">Clicca qui per il link</a>