<http://schema.org/description>
"Colonoscopy is one of the most effective cancer screening procedures available. Colon cancer grows very slowly and can be treated if caught early through screening. But, perhaps because of this success, older Americans are undergoing screening colonoscopies despite recommendations against screening in adults aged 76 and older."^^<http://www.w3.org/2001/XMLSchema#string>
<http://medicalxpress.com/news/2013-03-colonoscopies-medicare-patients-potentially-inappropriate.html>