About: http://webisa.webdatacommons.org/411088114

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	Subjects were also excluded if repair or replacement was performed on any valve other than the mitral valve.
http://www.w3.org/ns/prov#wasQuotedFrom	biomedsearch.com