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. 2020 Apr 27;22(4):e19076. doi: 10.2196/19076

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©Heini Utunen, Ngouille Ndiaye, Corentin Piroux, Richelle George, Melissa Attias, Gaya Gamhewage. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 27.04.2020.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on http://www.jmir.org, as well as this copyright and license information must be included.

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Users from the top 10 countries and their affiliations. GOARN: Global Outbreak Alert and Response Network; NGO: nongovernmental organization; WHO: World Health Organization.