mandatory

At last: we in public health have been awaiting an expert opinion on vaccine safety from media celebrity Jim Carrey for such a long time and now he has spoken! He has strong opinions, but each one is Dumb and Dumber than the last. And his words can do much harm.
As the federal government shuts down, some CDC and FDA functions will be compromised, and some threat to public health may arise. A JAMA op-ed piece approves of vaccination OR masks for healthcare workers. We disapprove.