Pushkareva V I, Litvin V Iu, Tartakovskiĭ I S
Zh Mikrobiol Epidemiol Immunobiol. 1989 Jan(1):17-21.
The decisive role of biotic factors in the preservation of the viability of Y. pseudotuberculosis is shown. The results of experiments suggest that protozoa may serve as reservoir in the spread of Y. pseudotuberculosis infection.