State Secretary Blokhuis: boys will also be vaccinated against HPV virus The vaccine against the HPV human papillomavirus virus will also become available for boys.
New data on greenhouse gas and ammonia emissions Greenhouse gas emissions have fallen slightly; ammonia emissions remain stable.
Meningococcal disease serious, but still rare Meningococcal disease is a disease caused by a bacterium, the meningococcus. There are several types of this bacterium. In most cases, it does not make you ill.