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Original research
Current smoking and COVID-19 risk: results from a population symptom app in over 2.4 million people

Authors

  1. Correspondence to Dr Nicholas S Hopkinson, National Heart and Lung Institute, Imperial College London, London SW3 6NP, UK; n.hopkinson{at}ic.ac.uk
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Citation

Hopkinson NS, Rossi N, El-Sayed_Moustafa J, et al
Current smoking and COVID-19 risk: results from a population symptom app in over 2.4 million people

Publication history

  • Received October 19, 2020
  • Revised November 7, 2020
  • Accepted November 22, 2020
  • First published January 5, 2021.
Online issue publication 
September 01, 2022

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