About: http://webisa.webdatacommons.org/455706396

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	You can measure some of these things, but it???s difficult to do so, and therefore it???s difficult to prove that there is a benefit to screening or that a treatment is cost-effective.
http://www.w3.org/ns/prov#wasQuotedFrom	managedcaremag.com