About: http://webisa.webdatacommons.org/46442628

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	Many journals are already making available questionnaires, protocols, and other study-related documents by optional online download of ???supplementary??? material for published ???printed??? reports.
http://www.w3.org/ns/prov#wasQuotedFrom	bibalex.org