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3/10 The lockdown
On March 17, 2020, a general lockdown of the population was imposed. A little less than two months later, it was lifted, but wearing a mask became mandatory. The authorities, in conjunction with the Pasteur Institute , are considering a vaccination campaign.
Clinical trials
4/10 Many questions
Several pharmaceutical companies (Pfizer, AstraZeneca, Moderna, Johnson & Johnson, etc.) then designed and offered their vaccines in record time. This was followed by numerous questions.
