About: http://webisa.webdatacommons.org/456086751

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	To assess lifetime history of substance use, participants indicated whether they had ever used alcohol, dagga (marijuana), mandrax (methaqualone, a sedative), cocaine, and other drugs.
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com