Volume 18, Number 5—May 2012

Research

Antimicrobial Drug Resistance in Escherichia coli from Humans and Food Animals, United States, 1950–2002

Daniel A. Tadesse, Shaohua Zhao, Emily Tong, Sherry Ayers, Aparna Singh, Mary J. Bartholomew, and Patrick F. McDermott 

Author affiliations: Food and Drug Administration, Laurel, Maryland, USA (D.A. Tadesse, S. Zhao, E. Tong, S. Ayers, A. Singh, P.F. McDermott); Food and Drug Administration, Rockville, Maryland, USA (M.J. Bartholomew)

Main Article

Figure 1

Figure 1. . . Change in antimicrobial drug resistance patterns among Escherichia coli isolates, United States, 1950–2002.

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