hos færre end 1 ud af 10, men flere end 1 ud af 100 behandlede hos færre end 1 ud af 100, men flere end 1 ud af 1. 000 behandlede hos færre end 1 ud af 1. 000, men flere end 1 ud af 10. 000 behandlede hos færre end 1 ud af 10. 000 behandlede, inklusive isolerede tilfælde
less than 1 per 10, but more than 1 per 100 treated people less than 1 per 100, but more than 1 per 1,000 treated people less than 1 per 1,000, but more than 1 per 10,000 treated people less than 1 per 10,000 treated people, incl. isolated cases