About: http://webisa.webdatacommons.org/289841665

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	It is similar to PRK except that the surface layer (the epithelium) is replaced after surgery as a sort of bandage.
http://www.w3.org/ns/prov#wasQuotedFrom	riversideonline.com