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. 2019 May 3;6:131. doi: 10.3389/fvets.2019.00131

Figure 4.

Figure 4

Antimicrobial use frequency and antimicrobial resistance in Escherichia coli in broiler chickens and turkeys. (A) Percentage of flocks using ceftiofur and percentage of Escherichia coli isolates resistant to ceftriaxone. (B) Percentage of flocks using gentamicin and lincomycin-spectinomycin and percentage of Escherichia coli isolates resistant to gentamicin.