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BMJ 1995; 311 doi: http://dx.doi.org/10.1136/bmj.311.6999.260 (Published 22 July 1995) Cite this as: BMJ 1995;311:260
  1. Michael Langman
  1. Professor of medicine Queen Elizabeth Hospital, University of Birmingham, Birmingham B15 2TH

    EDITOR,--We cannot check on the proportions of overt haematemesis to melaena without going back to original records. We think …

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