The EMA could, like the WHO, continue to recommend the use of the vaccine.

- Some diseases are serious and fatal and then you can accept greater risks, says Karl-Mikael Kälkner, medical investigator at the Medical Products Agency.

One option EMA has is to completely discourage use.

But that's not very likely.

- I have a very hard time seeing that the vaccine should be stopped, said researcher Emma Frans earlier in Morgonstudion.

See the different scenarios in the video above.