Effect of public smoking ban in Helena,Montana.
Autor: | Surindran, Sheena |
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Předmět: | |
Zdroj: | BMJ: British Medical Journal (International Edition); 6/5/2004, Vol. 328 Issue 7452, p1379-1380, 2p |
Abstrakt: | Presents a letter to the editor about the effect of a public smoking ban in Helena, Montana. |
Databáze: | Complementary Index |
Externí odkaz: |