The first sampling buses were ready at several locations in Västmanland on Monday. After pre-registration via an e-service, the test kit is retrieved together with identification.

Then the test is done on site and submitted immediately before it goes on to the lab. The answer will take a few days.

Västeråsaren Leif Hedström was one of those who took the opportunity to test himself at the arena at Rocklunda in Västerås.

- I've been feeling hungry for a few days so it was worth it. It was a pretty simple test, he says.