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. 2021 Mar 24;28(5):taab046. doi: 10.1093/jtm/taab046

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© The Author(s) 2021. Published by Oxford University Press on behalf of International Society of Travel Medicine.

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (https://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com

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Change of traveller number from 2017 to 2018. (A) Change of traveller number from 2017 to 2018 in different countries* with ASRs and SDI in 2018. (B) Change of traveller number from 2017 to 2018 in GBD regions with ASRs in 2018. *The following countries lack data to calculate the change of traveller number: Liberia, Central African Republic, The Democratic Republic of the Congo, Uganda, Gabon, Guinea, Equatorial Guinea, Nigeria, Cameroon, South Sudan, Ghana, Burundi, Chad, Zambia, Mauritania, Kenya, Somalia, Guinea-Bissau, Senegal, Rwanda, Djibouti, Venezuela, Yemen, Eritrea, Afghanistan, Pakistan, Suriname, North Korea and Bangladesh.