Zoonoses as a study in ecology; with special reference to plague, relapsing fever, and leishmaniasis.
D000818:Animals; D003141:Communicable Diseases / Q000635:transmission*; D018562:Disease Transmission, Infectious; D004463:Ecology; D006801:Humans; D007896:Leishmaniasis; D010930:Plague; D012061:Relapsing Fever; D015047:Zoonoses
COMMUNICABLE DISEASES/transmission