About: http://webisa.webdatacommons.org/51609723

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	PMMA has been used since the early 1930's in such common procedures as dental prostheses, eye lenses, bone repair, orthopedics and in pacemakers.
http://www.w3.org/ns/prov#wasQuotedFrom	bemedispa.com