Norovirus was the cause of 123 illnesses between Dec. 25 and 30, 2021,
in Slovenia, where people became ill and at least one person being hospitalized,
according to an investigation.
The National Institute of Public Health (NIJZ), the Administration for Food Safety, Veterinary Sector and Plant Protection (UVHVVR) and the National Laboratory of Health, Environment and Food (NLZOH) investigated the outbreak in the town of Ilirska Bistrica.