About: http://webisa.webdatacommons.org/205803842

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	Vegetables and roots such as spinach and carrot constitute the principal source of nitrate in human diet.
http://www.w3.org/ns/prov#wasQuotedFrom	scielo.cl