About: http://webisa.webdatacommons.org/252602937

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	Try using operators such as AND, OR, and NOT to broaden or narrow your search.
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov