About: http://webisa.webdatacommons.org/339594268

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	Issues such as high background level and slow response time are discussed. ?? 2012 OSA
http://www.w3.org/ns/prov#wasQuotedFrom	osapublishing.org