<http://webisa.webdatacommons.org/prov/478174876>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/434056573> .
<http://webisa.webdatacommons.org/prov/132999403>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/434056573> .
<http://webisa.webdatacommons.org/434056573>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/434056573>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mdpi.com> .
<http://webisa.webdatacommons.org/434056573>	<http://www.w3.org/ns/prov#value>	"Limitations include the self-reported nature and reporting imprecision of some of the factors studied including dose, frequency and duration." .