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Fig. 4. Subgroup analysis by purpose of medication use; (A) unspecified and (B) prevention.

CDI, Clostridium difficile infection; CI, confidence interval; PPI, proton pump inhibitor; H2RA, histamine-2 receptor antagonist.

Gut and Liver 2017;11:781~788 https://doi.org/10.5009/gnl16568
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