About: http://webisa.webdatacommons.org/452514676

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	When the participants enter the study, they provide information on factors that might influence health and disease, such as contraceptive use, cigarette smoking, and diet.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com