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. 2021 Jun 8;7(2):veab052. doi: 10.1093/ve/veab052

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© The Author(s) 2021. Published by Oxford University Press.

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 reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 4. — (A) New Zealand COVID-19 maximum-clade-credibility tree (from ‘small-time’ alignment). Samples are labelled according to outbreaks identified by NZMH. Arrows indicate cases assigned to a cluster by NZMH, which are not monophyletic with the rest of the cluster. (B) Number of SARS-CoV-2 introductions in New Zealand over time. (C) New Zealand cluster locations (with greater than five cases).