About: http://webisa.webdatacommons.org/117491592

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	This study did not, however, control for demographic characteristics of subjects and did not examine the use of substances other than marijuana.
http://www.w3.org/ns/prov#wasQuotedFrom	questia.com