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Effect of different approaches to treatment of smoking as a potential confounder in a case–control study on occupational exposures
  1. Correspondence to:
 Dr Lorenzo Richiardi
 Unit of Cancer Epidemiology, University of Turin, V Santena 7, 10126 Torino, Italy; lorenzo.richiardiunito.it
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Citation

Richiardi L, Forastiere F, Boffetta P, et al
Effect of different approaches to treatment of smoking as a potential confounder in a case–control study on occupational exposures

Publication history

  • Accepted August 17, 2004
  • First published January 18, 2005.
Online issue publication 
April 27, 2016

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