About: http://webisa.webdatacommons.org/288734607

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	Practice variations associated with patient race, ethnicity, socioeconomic status, geography, and other factors not attributable to clinical manifestations are prevalent and reflect suboptimal return on our investment in health care.
http://www.w3.org/ns/prov#wasQuotedFrom	jamanetwork.com