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The association between chronic periodontitis and oral Helicobacter pylori: A meta-analysis
- Xiang Wei,
- Hua-Qiang Zhao,
- Chuan Ma,
- Ao-Bo Zhang,
- Hao Feng,
- Dong Zhang,
- Chao Liu
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- Published: December 11, 2019
- https://doi.org/10.1371/journal.pone.0225247