About: http://webisa.webdatacommons.org/211128240

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	Those trials were initially designed to look at whether selenium affects the risk of cancer or other conditions, but also included data on how many study volunteers went on to have heart disease.
http://www.w3.org/ns/prov#wasQuotedFrom	newsmax.com