Face masks: what the data say
7 Oct, 2020 | 09:17h | UTCFace masks: what the data say – Nature
Commentary on Twitter
#Facemasks: what the data say.#Masks work, but they are not infallible.
You decrease your risk of contagion if you wear them properly AND apply other #hygiene measures, keep your physical distance, and ventilate indoor spaces well.#covid #covid19
https://t.co/uNqehIC2pF— Vanessa Campo-Ruiz, MD PhD (@VCSTX) October 6, 2020