About: http://webisa.webdatacommons.org/225430545

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	There are a variety of causes of heart valve malfunction, many resulting from infections or diseases such as congenital heart disease, calcification related to athrosclerosis, and fibrosis.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au