接触爬行动物的婴儿感染沙门氏菌的机会增加。

Exposure to reptiles upped babies' chance of infection.

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母乳喂养的婴儿感染沙门氏菌的机会较小，此原因不明，但琼斯研究小组表示其他研究也显示了类似结果。

Breastfed babies were less likely to get salmonella infection. The reason for that isn't clear, but Jones' team says other studies have shown similar results.

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