<http://schema.org/description>
"Clowns might seem to have more foes than friends, but these entertainers are a key part of laughter therapy in hospitals. There is increasing evidence that a few hearty chuckles can help you along the road to recovery."^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/life/laughter-therapy.htm>