About: http://webisa.webdatacommons.org/217013358

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	Covariates, including age, sex, and race/ethnicity, were not significantly related to the outcome for physicians or pharmacists.
http://www.w3.org/ns/prov#wasQuotedFrom	jamanetwork.com