Antimicrobial susceptibility in Escherichia coli of human and avian origin—a comparison of wild-type distributions  M. Sjölund, S. Bengtsson, J. Bonnedahl,

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Antimicrobial susceptibility in Escherichia coli of human and avian origin—a comparison of wild-type distributions  M. Sjölund, S. Bengtsson, J. Bonnedahl, J. Hernandez, B. Olsen, G. Kahlmeter  Clinical Microbiology and Infection  Volume 15, Issue 5, Pages 461-465 (May 2009) DOI: 10.1111/j.1469-0691.2009.02705.x Copyright © 2009 European Society of Clinical Infectious Diseases Terms and Conditions

FIG. 1 Inhibition zone diameter histograms for clinical and avian isolates. The dashed line indicates the normalized resistance interpretation (NRI)-derived cut-off value for the wild-type population as determined by the NRI method. Clinical Microbiology and Infection 2009 15, 461-465DOI: (10.1111/j.1469-0691.2009.02705.x) Copyright © 2009 European Society of Clinical Infectious Diseases Terms and Conditions

FIG. 2 MIC histograms for clinical and avian isolates. The dashed line indicates the epidemiological cut-off values (ECOFFs) for the wild-type distribution as determined by EUCAST (http://www.eucast.org). aTrimethoprim concentration test range: 0.016–32 mg/L. Clinical Microbiology and Infection 2009 15, 461-465DOI: (10.1111/j.1469-0691.2009.02705.x) Copyright © 2009 European Society of Clinical Infectious Diseases Terms and Conditions