About: http://webisa.webdatacommons.org/295997033

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	Although the dust was found to contain principally tin, iron and resin, it is not certain that the offending substance was a metal, a resin or other substances that might be present on a
http://www.w3.org/ns/prov#wasQuotedFrom	jamanetwork.com