About: http://webisa.webdatacommons.org/146624647

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	Poly(methyl methacrylate) is commercially available and is often used in ophthalmic devices such as intraocular lenses, contact lenses, and the like. [0092] A suitable hydrogel can be natural, synthetic, or a combination thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com