About: http://webisa.webdatacommons.org/276598004

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	The design is observational rather than experimental and uses multiple existing sources of data, such as monitoring systems, routine surveillance data, and population and facility-based surveys.
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com