Antiviral resistance of influenza A (H3N2) strains isolated in northern Greece between 2004 and 2007 Melidou, A and Kyriazopoulou, V and Diza, E and Alexiou, S and Pierroutsakos, Y, Eurosurveillance, 14, 19104 (2009), https://doi.org/10.2807/ese.14.04.19104-en