Kraus, Robert H. S. Abteilung Wikelski, Radolfzell, Max Planck Institut für Ornithologie, Max Planck Society;
Chapman, J. R., Hellgren, O., Helin, A. S., Kraus, R. H. S., Cromie, R. L., & Waldenström, J. (2016). The evolution of innate immune genes: Purifying and balancing selection on β-defensins in waterfowl. Molecular Biology and Evolution, 33(12), 3075-3087. doi:10.1093/molbev/msw167.