About: http://webisa.webdatacommons.org/175282131

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	With the administration of certain kinds of solutions or fluids, as for example blood, foaming sometimes occurs and air in the foam can become trapped under the disc, rendering it inoperative.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com