<http://webisa.webdatacommons.org/prov/435017213>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/155011576> .
<http://webisa.webdatacommons.org/prov/272611395>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/155011576> .
<http://webisa.webdatacommons.org/155011576>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ulg.ac.be> .
<http://webisa.webdatacommons.org/155011576>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/155011576>	<http://www.w3.org/ns/prov#value>	"The present paper attempts at comparing these various definitions and at reporting epidemiological data both in North America and in Europe, especially in Belgium." .