The changes are linked to the increasing risk of measles spreading across Europe and the measles outbreak detected in Latvia this year. By 15 April, 49 cases had been recorded in the country, including 30 children. None of the children who fell ill had been vaccinated against measles.

The Ministry of Health (VM) refers to the World Health Organisation’s recommendation that at least 95 per cent of the population should receive two doses of the measles vaccine to prevent the circulat...