About: http://webisa.webdatacommons.org/233494626

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	BACKGROUND: The acquired form of heterotopic ossification (HO) is the most common type of extraskeletal ossification and usually precipitated by a trauma such as total hip arthroplasty [THA] or spinal cord injury.
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov