<http://webisa.webdatacommons.org/415290562>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wfae.org> .
<http://webisa.webdatacommons.org/prov/235799972>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/415290562> .
<http://webisa.webdatacommons.org/415290562>	<http://www.w3.org/ns/prov#value>	"ough 45 studies covering 33 smoke-free laws in the United States and other countries." .
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