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Am Fam Physician. 2003;67(6):1195

The article “Lactose Intolerance” (May 1, 2002, page 1845) contained an error regarding intestinal transit time. On page 1846, the first complete sentence should read: “Secondary or acquired hypolactasia can follow any gastrointestinal illness that damages the brush border or significantly decreases transit time in the jejunum mucosa.”

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