<http://schema.org/description>
"Large-scale studies into serious medical conditions like cancer can take years, and end up with inconclusive results. Cancer sufferers simply don't have that sort of time to wait. That's the rationale..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.huffingtonpost.com.au/2015/11/12/brain-cancer-trial-to-speed-up-treatment-options/>