Assertion: dengue | /r/HasProperty | dengue haemorrhagic fever
Facets:
Source sentences:
text: The first documented cases of the severe form of dengue (Dengue Haemorrhagic Fever) were seen in Thailand and Philippines during the 1950s.
text: The dengue viruses encompass four different serotypes, each of which can lead to dengue fever and severe dengue (also known as 'dengue haemorrhagic fever').