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Click here to open CDPH's face shield frequently asked questions.
Click here to open the most recent guidance for the use of face coverings.
Click here to open a PDF of the press release. Click here to view the State guidance. Click here for the Spanish version of the State guidance.
Click here to open a PDF of the statement.
Click here to open a PDF of the Health Officer Order.
See, in particular, p. 107, 108 of the Cochrane Meta-Analysis on the effectiveness of masks:
https://www.dropbox.com/s/rkunpybfappr642/Cochrane%20Review%20Masks%202020%20ms.pdf?dl=0
>>>>> Plain masks reduced chances of getting infected by 68%.
Other scientific articles:
https://www.dropbox.com/sh/r6uveqfsy5jnfvm/AAC3rxlWiKqRW57_0nr4XFBea?dl=0
The popular press:
https://www.dropbox.com/sh/79vujp7c4rbvgzr/AABolJODdbPHf0C26PWvGoXea?dl=0