About: http://webisa.webdatacommons.org/32895025

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	A volume of at least 2 ml is allowed to remain in the duct 130 for a preselected time that can range from less than or about one second to about an hour, including any length of time in between.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com