About: http://webisa.webdatacommons.org/318477371

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	Two types of matrices are disclosed: a polymeric hydrogel formed of material such as an alginate having cells suspended therein, and a fibrous matrix having an interstitial spacing of between about 100 and 300 microns.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com