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. 2018 Jul 11;17:27. doi: 10.1186/s12942-018-0146-8

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© The Author(s) 2018

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided 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 Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 2 — Continuous surface maps of A the estimated HIV prevalence using the Africa Centre Demographic Information System data, B kriging model for the estimated HIV prevalence using clinic-based data, C residuals from the kriging model, D LISA analysis of the kriging model, E cokriging model for the estimated HIV prevalence using clinic-based data, F residuals from the cokriging model, G LISA analysis of the cokriging model.

Maps were created using ArcGIS^® software by Esri version 10.3 [22] (http://www.esri.com/)