About: http://webisa.webdatacommons.org/433019549

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	We have seen a shift in serotypes; in the 1970s, dengue 1???4 was limited to Asia, whereas types 1???2 were seen in South America and Africa.
http://www.w3.org/ns/prov#wasQuotedFrom	mayomedicallaboratories.com