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Of venous drainage
  1. Philip D Welsby
  1. Retired, Edinburgh, UK
  1. Correspondence to Dr Philip D Welsby, Retired, Edinburgh, UK; philipwelsby{at}

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I read the paper dealing with the validation of phlebotomy performance1 with interest, especially the 11 phases in their final phlebotomy metric. This prompted four reflections from a career that involved taking blood from intravenous drug abusers many of whom had a …

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  • Contributors I am sole author.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; internally peer reviewed.

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