About: http://webisa.webdatacommons.org/433751056

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	First, marijuana often is used with alcohol or other illicit drugs, which obscures the relevance of marijuana as a cause of many ED mentions.
http://www.w3.org/ns/prov#wasQuotedFrom	justice.gov