About: http://webisa.webdatacommons.org/56854093

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	Although selenium is being used to prevent certain types of cancer, there is not enough information to show that this is effective.
http://www.w3.org/ns/prov#wasQuotedFrom	mayoclinic.org