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. 2022 Jan 12;18(1):2013693. doi: 10.1080/21645515.2021.2013693

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© 2022 GlaxoSmithKline Biologicals S.A. Published with license by Taylor & Francis Group, LLC.

This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives License (http://creativecommons.org/licenses/by-nc-nd/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited, and is not altered, transformed, or built upon in any way.

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Figure 6. — Differences in the incidences of specialist outpatients visits for otitis media (OM) and in tympanostomy tube placement (TTP) in children <4 years of age in Swedish regions using either PHiD-CV or PCV13. Data from Gisselsson-Solen et al.⁵⁴

White = pre-PCV7 period (note that 3/21 regions commenced use of PCV7 during 2008), light gray = PCV7 period, darker gray = PHiD-CV or PCV13 periods. *Statistically significant difference between regions using PHiD-CV or PCV13 p < .05. Note that data was extracted from the original graph of the cited reference.