© 1999 by Oxford University Press
Journal of the National Cancer Institute, Vol. 91, No. 9, 803,
May 5, 1999
© 1999 Oxford University Press
CORRESPONDENCE |
Re: Multicenter Case-Control Study of Exposure to Environmental Tobacco Smoke and Lung Cancer in Europe
Correspondence to: K.W.E. Denson, FRC Path., Thame Thrombosis and Haemostasis Research Foundation, Wenman Road, Thame, Oxon, OX9 3NY U.K. (E-mail: kdenson@cix.co.uk).
Boffetta et al. (1) in their multicenter study on exposure
to environmental tobacco smoke (ETS) and the risk of lung cancer showed
that the
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