About: http://webisa.webdatacommons.org/79164437

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	G.V. Black???s classification for cavity preparations was based, in part, on the need to create resistance and retention forms of the restorative material so that the restoration could not be dislodged.
http://www.w3.org/ns/prov#wasQuotedFrom	dentalaegis.com