Provisional figures on participation in the National Immunisation Programme According to RIVM’s registration system, at least 90% of babies have been vaccinated against mumps, measles and rubella (MMR).
Alertness about the Zika virus still needed for pregnant women Since May 2015, there has been a Zika virus outbreak in South and Central America, including the Caribbean. The Zika virus can cause birth defects, including microcephaly (small head size).