Equivalence of freeze-dried and liquid-frozen formulations of MVA-BN as smallpox and mpox vaccine oleh Richard N. Greenberg, Darja Schmidt, Daniela Reichhardt, Siegfried Roesch, Sanja Vidojkovic, Jane Maclennan, Liddy M. Chen, Robert Gruenert, Christian Kreusel, Heinz Weidenthaler, Thomas P.H. Meyer, Paul John Chaplin