<http://schema.org/description>
"We've known for some time that obstructive sleep apnea (OSA) is associated with a number of serious health problems, including cardiovascular disease and..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.huffingtonpost.com/dr-michael-j-breus/sleep-apnea-cancer_b_1568286.html>