About: http://webisa.webdatacommons.org/68020062

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	The fatigue often worsens after physical exertion and other symptoms include lightheadedness and blurred concentration (see attached definition from the CDC).
http://www.w3.org/ns/prov#wasQuotedFrom	jhu.edu