Assertion: serotype dengue | /r/HasProperty | denv-1
Facets:
Source sentences:
text: Serotype 1 dengue (DENV-1) was first reported in French Polynesia and Japan in 1943, followed by Hawaii.  
text: Previously, serotype 1 dengue (DENV-1) was introduced into a largely susceptible population in Cuba in 1977.