<http://webisa.webdatacommons.org/204970142>	<http://www.w3.org/ns/prov#value>	"Mammals include, but are not limited to: humans, rodents, sport animals and pets, such as rats, dogs, and horses. ???Photorefractive Keratectomy??? (PRK) uses a laser to sculpt the surface of the cornea." .
<http://webisa.webdatacommons.org/prov/209264093>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/204970142> .
<http://webisa.webdatacommons.org/204970142>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
<http://webisa.webdatacommons.org/204970142>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .