Letters

Concentrations of von Willebrand factor in diabetes

BMJ 1996; 312 doi: https://doi.org/10.1136/bmj.312.7031.642 (Published 09 March 1996) Cite this as: BMJ 1996;312:642

Did authors measure serum or plasma concentrations?

  1. Beverley J Hunt
  1. Consultant haematologist Guy's and St Thomas's Trust, London SE1 7EH

    EDITOR,—J-W Chen and colleagues' short report on concentrations of von Willebrand factor in diabetic patients contains a glaring error that could invalidate all their findings: it states that the authors measured serum, not plasma, concentrations of von Willebrand factor.1 “Serum concentrations of von Willebrand factor” are mentioned …

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