Data: 09/03/2020
https://www.youtube.com/watch?v=M4olt47pr_o
If you do not have any respiratory symptoms, such as fever, cough, or runny nose, you do not need to wear a medical mask. When used alone, masks can give you a false feeling of protection and can even be a source of infection when not used correctly.
Autor(es): World Health Organization Idioma: Inglês Duração: 1 vídeo do youtube (2:17 min): son., color. Editor: World Health Organization