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. 2020 May 5;10:7544. doi: 10.1038/s41598-020-64262-3

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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 license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license 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 license, visit http://creativecommons.org/licenses/by/4.0/.

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Electrical Resistivity Imaging (ERI) datasets for the ten-year study period (see labels), fifth iteration model inversion errors (RMS) shown (see text). Positions of respective naked pig (left), empty (center) and wrapped pig (right) graves shown (see Fig. 2a for site location). ERI data is provided in Supplementary data Table S4. Modified from¹⁴.