. 2021 Jul 14;10(7):892. doi: 10.3390/pathogens10070892
© 2021 by the authors.
Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Figure 1.
Castile and León region (northwest Spain).