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. 2014 Aug 8;14:574. doi: 10.1186/1471-2407-14-574

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© Ibáñez et al.; licensee BioMed Central Ltd. 2014

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. 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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Flowchart for the selection of the study population. Underscreened women are defined as women older than 39 years and with no records on cervical cytology during the previous five years. CIN2+: cervical intraepithelial neoplasia grade 2 or worse.