About: http://webisa.webdatacommons.org/30658796

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 patients experience or develop symptoms, such as angina (chest pressure or tightness), shortness of breath, heart attack or myocardial infarction (MI), while others do not, known as asymptomatic.
http://www.w3.org/ns/prov#wasQuotedFrom	bcbsmt.com