400 Hallännings are included in the study with a focus on immunity and antibodies.

- Many have wanted to join and we are extremely grateful.

Every single piece of the puzzle about immunity can be important, she says.

The research has now been going on for a year but will continue for a long time to come.

But already now it is thought that the results will be published in a scientific journal.

A proof that the study is of good quality.

Among other things, it is investigated how long the people in the study feel symptoms of the disease, how long you have antibodies and why some people get sick again.

Of the 400 included in the study, 350 have been ill and the rest have only received the vaccine.

Start the clip to see Emma Löfström tell more about the study and discoveries they made about antibodies against covid-19.