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. 2023 Sep 11;11(9):771. doi: 10.3390/toxics11090771

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© 2023 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Ship contribution to the modeled size-resolved particle number concentrations (dN per size class in cm⁻³), monthly mean of July 2020: (a) ship-related PN (purple) and PN from other sources (blue) at campaign site La Major; (b) ship-related PN (purple) and PN from other sources (blue) at urban background site LCP.