<http://schema.org/description>
"In treating depression, potential patients must meet fairly strict criteria to be considered for vagus nerve stimulation (VNS), initially used as a potential remedy for epilepsy and sleep apnea. How much do you know about depression and the vagus nerve?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/mental-health/depression/facts/nerve-stimulation-and-depression-quiz21.htm>