<http://webisa.webdatacommons.org/27512728>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/253717013>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/27512728> .
<http://webisa.webdatacommons.org/27512728>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<plos.org> .
<http://webisa.webdatacommons.org/27512728>	<http://www.w3.org/ns/prov#value>	"Finally, practical limitations should be acknowledged, including infrastructure, costs, willingness to participate, time constraints, or other factors." .