About: http://webisa.webdatacommons.org/234276940

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	???Conducting epidemiologic studies that include collecting detailed information from ill persons (cases) and from healthy persons (controls) about foods recently eaten and other exposures.
http://www.w3.org/ns/prov#wasQuotedFrom	foodsafetynews.com