J H Lubin, W J Blot, F Berrino, R Flamant, C R Gillis, M Kunze et al
Lubin J H, Blot W J, Berrino F, Flamant R, Gillis C R, Kunze M et al.
Modifying risk of developing lung cancer by changing habits of cigarette smoking.
Br Med J (Clin Res Ed) 1984; 288 :1953