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. 2022 Mar 29;20(3):e07209. doi: 10.2903/j.efsa.2022.7209

Figure E.1.

Figure E.1

Temporal trends in resistance to colistin in indicator E. coli from calves under 1 year of age, 2014–2019 (nine MSs, two non‐MSs). Statistically significant increase (↑) or decrease (↓) indicated (p ≤ 0.05)