About: http://webisa.webdatacommons.org/77416575

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	Walnuts were substituted for high fat foods such as oils and margarines, and the portion size of meat was reduced, so that both groups ate similar amounts of fat and calories.
http://www.w3.org/ns/prov#wasQuotedFrom	vrg.org