About: http://webisa.webdatacommons.org/93394539

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	If the opening is a region which is permeable, the opening may have a material such as hydrogel or similar material that will allow body fluids to flow through the material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr