The numbers of new cases and deaths from covid-19 continue to rise in almost all parts of the world. The best hope is now in the different vaccines – several of which have already been approved – to stop the infections.
Although all immunizations have the same objective – to train the immune system so that it can recognize the coronavirus and thus fight it – not all are done in the same way or work according to the same principles.
In this graph we show you 4 types of vaccines that they have developed for covid-19 and we explain how they work.
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