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Correspondence
Author's response to letter on number needed to treat in COPD: exacerbations versus pneumonias
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  1. Correspondence to Prof Samy Suissa, Department of Epidemiology and Biostatistics, Centre for Clinical Epidemiology, Lady Davis Institute, Jewish General Hospital, McGill University, 3755 Cote Ste-Catherine, H-461, Montréal, Québec, Canada H3T 1E2; samy.suissa{at}mcgill.ca
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Suissa S
Author's response to letter on number needed to treat in COPD: exacerbations versus pneumonias

Publication history

  • Received February 20, 2013
  • Accepted February 21, 2013
  • First published March 22, 2013.
Online issue publication 
August 09, 2013

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