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Value of routine duodenal biopsy in diagnosing coeliac disease in patients with iron deficiency anaemia
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    ? duodenal biopsy

    Dear Editor

    I read with great interest the article by Mandal and colleagues,[1] which provides an excellent introduction to duodenal biopsy in iron deficiency anemia.

    I agree that duodenal biopsy is the gold standard for diagnosing celiac disease. However, is an invasive test like duodenal biopsy necessary? There are noninvasive tests such as IgA transgluta...

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