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. 2021 Dec 4;10(1):2202–2204. doi: 10.1080/22221751.2021.2000892

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© 2021 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

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 cited.

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Figure 1. — Number of invasive pneumococcal disease (IPD) isolates in Switzerland, January 2017–June 2021. Shown are the total numbers per month. The data for 2020 and 2021 are indicated in red and blue, respectively. The first month with COVID-19 measures is labeled (March 2020).