Travel restrictions

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No way out: travel restrictions and authoritarian regimes

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Ebola and the limited effectiveness of travel restrictions.

The current Ebola virus disease (EVD) outbreak in West Africa is the worst epidemic of Ebola since the first case was officially reported in 1976. The “traveling” of the infection from Guinea and Liberia to other parts of West Africa, Europe, and America has caused anxiety and panic. To control exportation and importation of EVD, the World Health Organization recommends exit screening in Guinea...

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HIV-related travel restrictions: trends and country characteristics

Introduction Increasingly, HIV-seropositive individuals cross international borders. HIV-related restrictions on entry, stay, and residence imposed by countries have important consequences for this mobile population. Our aim was to describe the geographical distribution of countries with travel restrictions and to examine the trends and characteristics of countries with such restrictions. Metho...

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Polio Travel Restrictions: A Sledgehammer to Crack a Nut?

Imposition by WHO of mandatory vaccination for international travelers from Pakistan has caused confusion and panic amongst travelers besides the adverse effect on the country's image from the widely reported statement. It is felt that the announced measure is not primarily supported by science but is rather a response to disillusionment in the donors about the repeatedly missed eradication tar...

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Controlling Pandemic Flu: The Value of International Air Travel Restrictions

BACKGROUND Planning for a possible influenza pandemic is an extremely high priority, as social and economic effects of an unmitigated pandemic would be devastating. Mathematical models can be used to explore different scenarios and provide insight into potential costs, benefits, and effectiveness of prevention and control strategies under consideration. METHODS AND FINDINGS A stochastic, equa...

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ژورنال

عنوان ژورنال: Nature

سال: 1992

ISSN: 0028-0836,1476-4687

DOI: 10.1038/360406b0