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Insulinoma
    pancreas
        benign D13.7
        malignant C25.4
        uncertain behavior D37.8
    specified site
        benign --see Neoplasm, by site, benign
        malignant --see Neoplasm, by site, malignant
        uncertain behavior --see Neoplasm, by site, uncertain behavior
    unspecified site
        benign D13.7
        malignant C25.4
        uncertain behavior D37.8