<http://webisa.webdatacommons.org/281923613>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<biomedcentral.com> .
<http://webisa.webdatacommons.org/prov/244157554>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/281923613> .
<http://webisa.webdatacommons.org/281923613>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/281923613>	<http://www.w3.org/ns/prov#value>	"of individuals, transect walks), time (tracing events such as illness or food availability" .