About: http://webisa.webdatacommons.org/110138873

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	This reverse flow forces the heart to work harder to circulate the blood and can result in shortness of breath, fainting, low blood pressure, fatigue, loss of appetite, and other symptoms.
http://www.w3.org/ns/prov#wasQuotedFrom	upenn.edu