About: http://webisa.webdatacommons.org/248706187

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	Since some patients will improve regardless of whether they are getting treatment or placebo, treatment effectiveness is the differential between those who improve in one study arm over the ones who improve in the other.
http://www.w3.org/ns/prov#wasQuotedFrom	fdamatters.com