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Citation: Ns. Godtfredsen et al., Changes in smoking habits and risk of asthma: a longitudinal population based study, EUR RESP J, 18(3), 2001, pp. 549-554

Authors: Godtfredsen, NS Prescott, E Osler, M Vestbo, J

Citation: Ns. Godtfredsen et al., Predictors of smoking reduction and cessation in a cohort of Danish moderate and heavy smokers, PREV MED, 33(1), 2001, pp. 46-52