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Effectiveness of a smoke-free policy in lowering secondhand smoke concentrations in offices in China

Quan Gan1, S Katharine Hammond, Yuan Jiang

  • 1School of Public Health, University of California, Berkeley, California 94143-1390, USA. quan.gan@ucsf.edu

Journal of Occupational and Environmental Medicine
|May 13, 2008
PubMed
Abstract

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