About: http://webisa.webdatacommons.org/378445929

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	In these trials, subjects/patients are randomly assigned to different therapies or placebos in an effort to keep variables other than the differing treatments from distorting the results of the study.
http://www.w3.org/ns/prov#wasQuotedFrom	ccarnet.org