About: http://webisa.webdatacommons.org/81005875

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	Most events occur without any warning, while a minority of patients experience crushing chest pain or other symptoms such as general discomfort, shortness of breath, or lightheadedness.
http://www.w3.org/ns/prov#wasQuotedFrom	bidmc.org