Research Article

Double pathology as a cause of occult gastrointestinal blood loss.

Br Med J (Clin Res Ed) 1981; 282 doi: http://dx.doi.org/10.1136/bmj.282.6264.626 (Published 21 February 1981) Cite this as: Br Med J (Clin Res Ed) 1981;282:626

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