Zika VirusNEJM 374:1552-1563, Petersen, L.R.,et al, 2016
Tick-Borne EncephalitisLancet 371:1861-1871, Lindquist,L. &Vapalahti,O., 2008
Flavivirus EncephalitisNEJM 351:370-378, Solomon,T., 2004