Letter to the editor: A norovirus intervariant GII.4 recombinant in Victoria, Australia, June 2016: the next epidemic variant? Reflections and a note of caution Fonager, Jannik and Rasmussen, Lasse Dam and Fischer, Thea Kølsen, Eurosurveillance, 21, 30372 (2016), https://doi.org/10.2807/1560-7917.ES.2016.21.41.30372