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. 2021 Jan 3;35(8):1701–1713. doi: 10.1007/s00477-020-01965-z

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© The Author(s), under exclusive licence to Springer-Verlag GmbH, DE part of Springer Nature 2021

This article is made available via the PMC Open Access Subset for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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Fig. 6 — Relative risks at the region level (computed as $exp (u_{i} + v_{i} + γ_{t} + ϕ_{t} + δ_{it})$ ) estimated for a selection of days within the period under study with Model 9