<http://webisa.webdatacommons.org/159354444>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/159354444>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<concurringopinions.com> .
<http://webisa.webdatacommons.org/prov/124234015>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/159354444> .
<http://webisa.webdatacommons.org/159354444>	<http://www.w3.org/ns/prov#value>	"The patients were matched to control for characteristics, such as age or obesity, that might influence their recovery." .
<http://webisa.webdatacommons.org/prov/264896931>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/159354444> .