<http://webisa.webdatacommons.org/113542844>	<http://www.w3.org/ns/prov#value>	"This year has seen a large increase in articles on a variety of heavy metals as well as pesticides and other compounds, indicating that problems involving these exposures are still very much with us." .
<http://webisa.webdatacommons.org/113542844>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/410911785>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/113542844> .
<http://webisa.webdatacommons.org/113542844>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nih.gov> .