About: http://webisa.webdatacommons.org/43292170

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 missing data is a common problem in clinical trials, we will pilot test the use of Interactive Voice Response (IVR) technology to collect and manage data.
http://www.w3.org/ns/prov#wasQuotedFrom	cancer.gov