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Santé20 juillet 2020
© PHILIPPE LOPEZ / AFPBarrière contre le virus
Port du masque : les preuves scientifiques de sa nécessité face au Coronavirus
Le port du masque diminue-t-il la transmission du SARS-CoV-2, le virus de la Covid-19 ? La réponse est un faisceau d’expériences, de modèles et de données qui tendent à prouver un effet significatif. En même temps, le coût est faible et les effets secondaires ou les externalités négatives très faibles.
