About: http://webisa.webdatacommons.org/305982402

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	The bleeding is provoked by mechanical trauma ( e.g. from tooth brushing, tooth pick, or food impaction ) or by biting into solid foods such as apples.
http://www.w3.org/ns/prov#wasQuotedFrom	authorstream.com