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. 2013 Jun 13;10(8):981–987. doi: 10.7150/ijms.6164

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© Ivyspring International Publisher. This is an open-access article distributed under the terms of the Creative Commons License (http://creativecommons.org/licenses/by-nc-nd/3.0/). Reproduction is permitted for personal, noncommercial use, provided that the article is in whole, unmodified, and properly cited.

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Egger's funnel plots of publication bias analysis PRSS1 gene and total pancreatitis. (A,B,C). A. Analysis for the PRSS1 and total pancreatitis. The larger the deviation from the funnel curve of each study, the more pronounced the asymmetry. Results from small studies will scatter widely at the bottom of the graph, with the spread narrowing among larger studies. B. Asia subgroup analysis for the PRSS1 and total pancreatitis. The larger the deviation from the funnel curve of each study, the more pronounced the asymmetry. Results from small studies will scatter widely at the bottom of the graph, with the spread narrowing among larger studies. C. Europe subgroup analysis for the PRSS1 and total pancreatitis. The larger the deviation from the funnel curve of each study, the more pronounced the asymmetry. Results from small studies will scatter widely at the bottom of the graph, with the spread narrowing among larger studies.