About: http://webisa.webdatacommons.org/277398358

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	Investigations should continue to develop new materials and to improve existing materials, including dental amalgam, that would limit the amount of tooth tissue that must be removed for restoration placement or repair.
http://www.w3.org/ns/prov#wasQuotedFrom	health.gov