Traffic-related air pollution and respiratory symptoms among asthmatic children, resident in Mexico City: the EVA cohort study
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1997 ◽
Vol 52
(5)
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pp. 368-376
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1996 ◽
Vol 154
(2)
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pp. 300-307
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2008 ◽
Vol 116
(6)
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pp. 832-838
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