Doll R, Peto R, Wheatley K (1994) Mortality in relation to smoking: 40 years' observations on male British doctors. British Medical Journal 309, pp. 901-911
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Doll, R., Peto, R., Wheatley, K. (1994). Mortality in relation to smoking: 40 years' observations on male British doctors. British Medical Journal, 309 pp. 901-911.
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