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. 2014 Oct 17;123(1):27–33. doi: 10.1289/ehp.1408218

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Subdivision of Lombardy by province in 2007. The provincial capitals and the cities of Busto Arsizio and Vigevano are indicated in white. Grayscale expresses altitude, with darker tones indicating mountain areas. Reproduced from Baccini et al. (2011), with permission of Oxford University Press.