About: http://webisa.webdatacommons.org/160476231

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	It was not until later that the lack of pellagra outbreaks in Mesoamerica, where maize is a major food crop (and is processed), was noted and the idea was considered that the causes of pellagra may be due to factors other than toxins.
http://www.w3.org/ns/prov#wasQuotedFrom	findmeacure.com