About: http://webisa.webdatacommons.org/120358551

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	sample was a cluster sample drawn from a confined geographic area (two municipalities
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com