<http://webisa.webdatacommons.org/prov/342466333>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/393661137> .
<http://webisa.webdatacommons.org/393661137>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<plos.org> .
<http://webisa.webdatacommons.org/393661137>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/393661137>	<http://www.w3.org/ns/prov#value>	"Multi-city studies have been conducted in several countries including Pakistan, where up to 16 cities were included in one study [37]." .