Tick found in Drenthe is a Hyalomma tick RIVM has investigated the so-called giant tick that was found in Odoorn in the province of Drenthe on 13 July. It is a Hyalomma marginatum female.
Influenza-like Illness Incidence Is Not Reduced by Influenza Vaccination Influenza vaccination reduces the number of influenza virus infections but not the overall number of illness.