<http://webisa.webdatacommons.org/188960690>	<http://www.w3.org/ns/prov#value>	"However, Vitamin B12 is an essential vitamin and requirements are increased during pregnancy." .
<http://webisa.webdatacommons.org/prov/66334086>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/188960690> .
<http://webisa.webdatacommons.org/prov/234498762>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/188960690> .
<http://webisa.webdatacommons.org/188960690>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nih.gov> .
<http://webisa.webdatacommons.org/188960690>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .