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The Harlequin sign


  1. Correspondence to Dr D De Fonseka, Academic Respiratory Unit, North Bristol NHS Trust, Bristol, BS10 5NB, UK; Duneesha{at}
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De Fonseka D, Lama-Lopez A, Batchelor T, et al
The Harlequin sign

Publication history

  • Received February 19, 2015
  • Accepted February 26, 2015
  • First published March 24, 2015.
Online issue publication 
September 01, 2022

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