<http://webisa.webdatacommons.org/81254385>	<http://www.w3.org/ns/prov#value>	"measures such as surveying employees to identify signs and symptoms of" .
<http://webisa.webdatacommons.org/prov/342755482>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/81254385> .
<http://webisa.webdatacommons.org/81254385>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<osha.gov> .
<http://webisa.webdatacommons.org/81254385>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .