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. 2014 Apr 1;9(4):e93299. doi: 10.1371/journal.pone.0093299

Figure 2. Forest plot of prevalence of E. coli O157 in cattle amongst studies conducted in Africa.

Figure 2

(In all forest plots, the gray square around the dot represents the contribution of each study (weight) to the meta-analysis and the center dot represents point estimate).