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. 2021 Apr 30;27(2):165–175. doi: 10.5056/jnm20161

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© 2021 The Korean Society of Neurogastroenterology and Motility

This is an open-access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Forest plot comparing proton pump inhibitor (PPI) plus prokinetics and PPI monotherapy in patients with gastroesophageal reflux disease in term of symptom improvement, subgrouped by region of study.