<http://webisa.webdatacommons.org/200688177>	<http://www.w3.org/ns/prov#value>	"healthcare worker-to-patient ratio) on performance and patient safety; Study the effects of the unit is architecture and other systems" .
<http://webisa.webdatacommons.org/prov/81610943>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/200688177> .
<http://webisa.webdatacommons.org/200688177>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nih.gov> .
<http://webisa.webdatacommons.org/200688177>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .