About: http://webisa.webdatacommons.org/270898534

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	Some heart attacks may be associated with atypical' symptoms, symptoms such as heartburn, nausea, or sudden light-headedness and sweating.
http://www.w3.org/ns/prov#wasQuotedFrom	rebuildingyou.com