The cytolethal distending toxin-IV cdt coding region in an avian pathogenic Escherichia coli (APEC) strain shows instability and irregular excision pattern / István Tóth, György Schneider Bibliogr.: p. 432-433. - Abstr. eng. In: Acta Microbiologica et Immunologica Hungarica. - ISSN 1217-8950. - 2015. 62. évf. 4. sz., p. 423-433. : ill.