title: Authors' reply to letters from Egilman et al and Oliver et al.
authors.affiliation: London School of Hygiene and Tropical Medicine, London, UK.
authors.forename: Julian
authors.initials: J
authors.lastname: Peto
authors.affiliation: London School of Hygiene and Tropical Medicine, London, UK.
authors.forename: Clare
authors.initials: C
authors.lastname: Gilham
authors.affiliation: London School of Hygiene and Tropical Medicine, London, UK.
authors.forename: Christine
authors.initials: C
authors.lastname: Rake
authors.affiliation: Health and Safety Executive, Bootle, UK.
authors.forename: Andrew
authors.initials: A
authors.lastname: Darnton
authors.affiliation: Health and Safety Executive, Bootle, UK.
authors.forename: John
authors.initials: J
authors.lastname: Hodgson
authors.affiliation: Health and Safety Laboratory, Buxton, UK.
authors.forename: Garry
authors.initials: G
authors.lastname: Burdett
keywords: Dose-response; Lung cancer