RIVM launches study on long-term effectiveness of COVID-19 vaccines RIVM is launching an extensive study today to research the long-term effectiveness of the various COVID-19 vaccines in the Netherlands.
More people visiting STI clinics in 2012 with chlamydia and gonorrhea infections In 2012, the number of new consultations at Sexually Transmitted Infections (STI) clinics in the Netherlands increased by 7% over the previous year.