About: http://webisa.webdatacommons.org/214189804

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	Tearing, eye redness, blurry vision, and ocular discomfort are the most common presenting signs and symptoms.
http://www.w3.org/ns/prov#wasQuotedFrom	harvard.edu