About: http://webisa.webdatacommons.org/21100353

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	They can be caused by infections, benign tumors, or other problems.
http://www.w3.org/ns/prov#wasQuotedFrom	blackamericaweb.com