The result of the third phase of the teststhe vaccines most promising for covid-19 will be known in the coming weeks. Most of the vaccines that reached this stage originated in laboratories in rich countries, such as the USA, the United Kingdom, or were developed in research centers in the European Union. The European Center for Disease Prevention and Control (ECDC) has already published a note reinforcing the need for future mass vaccination in European countries and the scientific community is beginning to project how poorer countries will access future drugs. Another five billion dollars will be needed (42o0 millions of euros) by the end of 2021 for the vaccine to reach all countries and countries equitably examples of past as well as the first months of the pandemic, require caution.
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