https://web.archive.org/web/*/https://www.cdc.gov/mmwr/volum...
From a now-deleted tweet from February 29 2020
https://web.archive.org/web/20200229123317/https://twitter.c...
> @Surgeon_General
> Seriously people- STOP BUYING MASKS!
> They are NOT effective in preventing general public from catching #Coronavirus, but if healthcare providers can’t get them to care for sick patients, it puts them and our communities at risk!
From a now-deleted webpage
https://web.archive.org/web/20200229164715/https://www.cdc.g...
> CDC does not recommend that people who are well wear a facemask to protect themselves from respiratory diseases, including COVID-19.