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Letter to the editor
- Correspondence to Dr Ivan Barry Pless, Retired, Westmount, QC H3Y2V2, Canada; barry.pless{at}mcgill.ca
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Letter to the editor
Publication history
- First published February 18, 2021.
Online issue publication
March 22, 2021
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© Author(s) (or their employer(s)) 2021. No commercial re-use. See rights and permissions. Published by BMJ.