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Social class, smoking and the severity of respiratory symptoms in the general population.

P.M. TRINDER ; P.R. CROFT ; M. LEWIS ; Primary Care Sciences Research Centre. School of Postgraduate Medicine. Keele University. Thornburrow Drive. Hartshill. Stoke on Trent Staffordshire. GBR |

Dans Journal of epidemiology and community health (vol. 54, n° 5, 2000)

[BDSP. Notice produite par INIST 3R0xVf5d. Diffusion soumise à autorisation]. Study objective-The prevalence of respiratory symptoms has been found in some studies to vary with social class. One explanation of this link may be the effect of expo[...]

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