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. 2016 Nov 14;6(11):e012580. doi: 10.1136/bmjopen-2016-012580

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Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/

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Survival of breast cancer cases, diagnosed in 2003–2009 and resident in Varese Province, northern Italy according to exposure to PM_2.5 (quartiles). PM, particulate matter.