RT Journal Article SR Electronic(1) A1 Allerberger, F A1 Kreidl, P A1 Dierich, M P A1 Klingsbichel, E A1 Jenewein, D A1 Mader, C A1 Khaschabi, D A1 Schönbauer, M A1 Berghold, C YR T1 JF VO OP UL https://www.eurosurveillance.org/content/10.2807/esm.05.11.00027-it