About: http://webisa.webdatacommons.org/285052825

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	Pyloric obstruction is a well-recognized complication of chronic peptic ulceration of the duodenum, and, when persistent, is an accepted indication for surgical intervention.
http://www.w3.org/ns/prov#wasQuotedFrom	jamanetwork.com