About: http://webisa.webdatacommons.org/17988466

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	For example, Hall et al. [2008, ref below at end] found that 79% of people dying from overdoses involving opioids tested positive for alcohol and other drugs, and that 56% of cases had no prescription for an opioid.
http://www.w3.org/ns/prov#wasQuotedFrom	pain-topics.org