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Figure 4 | BMC Family Practice

Figure 4

From: The effectiveness of high dose zinc acetate lozenges on various common cold symptoms: a meta-analysis

Figure 4

The effect of high dose zinc acetate lozenges on the duration of common cold symptoms. The pooled estimates and their 95% CIs are shown in this figure. The horizontal lines indicate the 95% CI for the effect and the squares in the middle of the horizontal lines indicate the point estimates of the effect on the particular respiratory and systemic symptoms. See Additional files 2 and 3 for the calculations.

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