heterogenous vaccine [Gk, heteros, different, genein, to produce; L, vaccinus, cow] , a vaccine made against the same species of pathogen from a source other than the patient’s own tissues.
heterogenous vaccine [Gk, heteros, different, genein, to produce; L, vaccinus, cow] , a vaccine made against the same species of pathogen from a source other than the patient’s own tissues.