Balkan endemic nephropathy (BEN), a slowly progressive renal disease, appeared in the middle of the 20th century, highly localized around the Danube, but only hitting certain households.
Balkanska endemska nefropatija (BEN), sporo progresivna bolest bubrega, pojavila se sredinom 20. veka, lokalizovana oko Dunava, ali samo lokalizovana u određenim domaćinstavima.