Étude Grisons

« Overall, the number of AMI patients in the two post-ban years was 21% lower than in the two pre-ban years. »
« The reduction in the number of patients with AMI was most pronounced in non-smokers (…). »
« During the corresponding time period, no similar decrease in the incidence of AMI was observed in Lucerne. No association was found between the magnitude of outdoor air pollution and the incidence of AMI (…) The use of lipid-lowering drugs increased similarly in Graubünden and Lucerne. »