<http://schema.org/description>
"Trisomy 9 is a serious chromosome disorder that, when present, usually ends in first-trimester miscarriage. Learn more about trisomy 9."^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.verywell.com/trisomy-9-chromosome-disorder-ends-in-miscarriage-2371300>