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Changes in exposure of adult non-smokers to secondhand smoke after implementation of smoke-free legislation in Scotland: national cross sectional survey

BMJ 2007; doi: http://dx.doi.org/10.1136/bmj.39315.670208.47 (Published 09 September 2007) Cite this as: BMJ 2007;:bmj;bmj.39315.670208.47v1

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