Influenza pandemic: preparedness planning in Germany
Fock, R and Bergmann, H and Bußmann, H and Fell, G and Finke, E J and Koch, U and Niedrig, M and Peters, M and Riedmann, K and Scholz, D and Wirtz, A, Eurosurveillance, 7, 353 (2002), https://doi.org/10.2807/esm.07.01.00353-en