[In defense of Dr. E. N. Pavlovskiĭ--the author of the theory of the natural foci of diseases].
Alekseev
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D004194:Disease / Q000209:etiology*; D004197:Disease Reservoirs; D004463:Ecology; D006801:Humans
V zashchitu vracha E. N. Pavlovskogo--avtora ucheniia o prirodnoĭ ochagovosti bolezneĭ.