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<http://webisa.webdatacommons.org/319685361>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<issuu.com> .
<http://webisa.webdatacommons.org/319685361>	<http://www.w3.org/ns/prov#value>	"Essential vitamins, such as B12 and K2, are unavailable in the vegan diet and must be replaced with supplements in order to avoid physical and mental deterioration." .
<http://webisa.webdatacommons.org/prov/234498763>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/319685361> .