About: http://webisa.webdatacommons.org/28820132

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	Selenium is an essential nutrient that plays a role in oxidant defense, among other functions.
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov