Wearable Breathing barriers (masks) to reduce droplet transmission of Covid-19

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Wearable Breathing barriers (masks) to reduce droplet transmission of Covid-19. (2020). International Journal of First Aid Education. https://doi.org/10.21038/ijfa.2020.0106
“Wearable Breathing Barriers (masks) to Reduce Droplet Transmission of Covid-19”. 2020. International Journal of First Aid Education. https://doi.org/10.21038/ijfa.2020.0106.
Wearable Breathing Barriers (masks) to Reduce Droplet Transmission of Covid-19. International Journal of First Aid Education, 22 Apr. 2020, doi:10.21038/ijfa.2020.0106.