Engler, O; Klingstrom, J; Aliyev, E; Niederhauser, C; Fontana, S; Strasser, M; Portmann, J; Signer, J; Bankoul, S; Frey, F; Hatz, C; Stutz, A; Tschaggelar, A; Mütsch, Margot (2013). Seroprevalence of hantavirus infections in Switzerland in 2009: difficulties in determining prevalence in a country with low endemicity. Eurosurveillance, 18(50):20660.
Ajdacic-Gross, V; Vetter, S; Müller, M; Kawohl, W; Frey, F; Lupi, G; Blechschmidt, A; Born, C; Latal, B; Rössler, W (2010). Risk factors for stuttering: a secondary analysis of a large data base. European Archives of Psychiatry and Clinical Neuroscience, 260(4):279-286.