When organizations like WHO, CDC spread dangerous disinformation like "it's just a flu" or "masks don't help", should Twitter ban these texts as well? Should th

When organizations like WHO, CDC spread dangerous disinformation like "it's just a flu" or "masks don't help", should Twitter ban these texts as well? Should they ban people saying things that are obviously true (or proven to be true in the future), but go contrary to the statements by these organizations? What if they change their stance every week?