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. 2018 May 24;2(1):e000210. doi: 10.1136/bmjpo-2017-000210

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© Article author(s) (or their employer(s) unless otherwise stated in the text of the article) 2018. All rights reserved. No commercial use is permitted unless otherwise expressly granted.

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Sources of NO_X emissions in London, 2010. Adapted from Lethal and Illegal, Solving London’s Air Pollution Crisis by Institute for Public Policy Research, November 2016.