Ebola fever and Vhf

Ebola fever noun - A severe and often fatal disease in humans and nonhuman primates (monkeys and chimpanzees) caused by the Ebola virus; characterized by high fever and severe internal bleeding; can be spread from person to person; is largely limited to Africa.

Vhf and Ebola fever are semantically related. In some cases you can use "Vhf" instead a noun phrase "Ebola fever".

Vhf noun - A group of illnesses caused by a viral infection (usually restricted to a specific geographic area); fever and gastrointestinal symptoms are followed by capillary hemorrhage.

Ebola fever and vhf are semantically related. Sometimes you can replace phrase "Ebola fever" with "Vhf", this terms are similar.