About: http://webisa.webdatacommons.org/320051327

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	questionnaires (66.1%) were valid for analyses, including 153 from missions dispatched
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com