About: http://webisa.webdatacommons.org/109921707

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	Patients with tumors in the chiasmal area may have either no symptoms at all or a variety of symptoms, including headaches, double vision, and decreased vision.
http://www.w3.org/ns/prov#wasQuotedFrom	wisegeek.com