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. 2020 Oct 20;10:17765. doi: 10.1038/s41598-020-74669-7

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© The Author(s) 2020

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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The average time of black carbon concentration monthly over 2010–2016.

(The world map was generated by Giovanni Version 4.34: a free and open source earth data, https://giovanni.gsfc.nasa.gov/giovanni/) and accumulated dose between 2010 and 2016 in Thailand (Thailand map was generated by QGIS software: a free and open source geographic information system, https://www.qgis.org/en/site/).