About: http://webisa.webdatacommons.org/87813261

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	Mainly upper gastrointestinal bleeding, black stools, often accompanied by vomiting, palpitations, fatigue, anemia, and other signs and symptoms.
http://www.w3.org/ns/prov#wasQuotedFrom	uuuwell.com