About: http://webisa.webdatacommons.org/3284858

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	Such trials are the primary means by which we are able to assess the safety and efficacy of new drugs and other interventions, and their results have led to improved clinical practice in many areas of medicine.
http://www.w3.org/ns/prov#wasQuotedFrom	annals.org