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. 2021 Jul 21;12:710747. doi: 10.3389/fmicb.2021.710747

Figure 1.

Figure 1

Prevalence of extended spectrum β-lactamase (ESBL)- or AmpC β-lactamase (AmpC)-producing E. coli (ESBL/AmpC-EC) according to different swine farms (A) and swine production stages (B).