Reminders for booster jab and repeat vaccination against COVID-19 Adults who have not yet had a booster jab or repeat vaccination against COVID-19 will receive a reminder letter from RIVM, starting Friday 8 July 2022.
New test for Lyme disease is not reliable To determine whether someone has Lyme disease, doctors in the Netherlands often use antibody tests. For some time now, so-called cellular tests have been available on the market.