Characterization of Live-Attenuated Powassan Virus Vaccine Candidates Identifies an Efficacious Prime-Boost Strategy for Mitigating Powassan Virus Disease in a Murine Model oleh Andrew M. Cheung, Elaine Z. Yip, Alison W. Ashbrook, Niluka Goonawardane, Corrine Quirk, Charles M. Rice, Margaret R. MacDonald, Hans-Heinrich Hoffmann