<http://schema.org/description>
"Researchers in North Carolina say contagious yawning and empathy may not be linked despite past studies suggesting they are."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Health_News/2014/03/16/Study-Contagious-yawning-not-linked-to-empathy/UPI-14201394997347/>