enzootic
relating to or denoting a disease that regularly affects animals in a particular district or at a particular season. (endemic)
Vector
An organism or inanimate object that carries and transmits a pathogen from an infected source to a susceptible host.
Pogrom
an organized massacre of a particular ethnic group, in particular that of Jewish people in Russia or eastern Europe in the late 19th and early 20th centuries.
clinical medicine
the branch of healthcare that focuses on the diagnosis, treatment, and prevention of diseases in humans
index case
the first documented case of a disease or condition
Walter Reed
U.S. Army physician who in 1901 confirmed the theory that yellow fever is transmitted by a particular mosquito species rather than by direct contact.
Aedes mosquito
Causes yellow fever
Anopheles mosquito
Causes malaria