About: http://webisa.webdatacommons.org/60659500

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	Obstruction is a predisposing factor (strictures, calculi, neurogenic bladder, vesicoureteral reflux)
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com