Wouldn’t put it past them to fabricate sources, they’re routine liars after all.

Genuinely, how much can we trust a US government website on anything claimed to be health information given who their health secretary is?

It’s pretty good yes, but it also has that sign in to sync banner by default.

Which 4 countries?

It’s not called “sideloading”, by the way, it’s called installing software on your own computer.