Effect of public smoking ban in Helena, Montana: When results look too good to be true, they probably are.
Kabat
Geoffrey
G
D006801:Humans; D009009:Montana / Q000453:epidemiology; D009203:Myocardial Infarction / Q000453:epidemiology*; D011633:Public Facilities / Q000331:legislation & jurisprudence*; D012907:Smoking / Q000331:legislation & jurisprudence*; D014028:Tobacco Smoke Pollution / Q000331:legislation & jurisprudence* / Q000517:prevention & control
D014028:Tobacco Smoke Pollution