Neumann E. [Biologic activity of various intrinsic factor preparations in Schilling's test].
BLUT 1976;
32:443-6. [PMID:
1276484 DOI:
10.1007/bf01013885]
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Abstract
In 16 patients with pernicious anaemia investigations concerning the biological activity of 7 different Intrinsic-factor praeparations by means of the urinary excretion test were performed. Oral longterm-pretreatment with IF and biologically inactive IF-praeparations may cause false pathologic results.
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