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A cross-sectional study on levels of second-hand smoke in restaurants and bars in five cities in China
OBJECTIVES: To assess indoor second-hand smoke (SHS) exposure in restaurants and bars via PM(2.5) (fine particles 2.5 μm in diameter and smaller) level measurements in five cities in China. METHODS: The study was conducted from July to September in 2007 in Beijing, Xi'an, Wuhan, Kunming and Gui...
Autores principales: | , , , , , , , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BMJ Group
2009
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2976000/ https://www.ncbi.nlm.nih.gov/pubmed/20008154 http://dx.doi.org/10.1136/tc.2009.029959 |