About: http://webisa.webdatacommons.org/165266261

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	that the lack of a gold standard is the most important limitation of their work.
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com