About: http://webisa.webdatacommons.org/202508202

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	Prior to that I had virtually no symptoms, and no risk factors except for stress, and the cause of the heart attack was a mystery to everyone.
http://www.w3.org/ns/prov#wasQuotedFrom	medhelp.org