Ciancio B.C., Meerhoff, T.J., Kramarz, P., Bonmarin, I., Borgen, K., Boucher, C.A., Buchholz, U., Buda, S., Dijkstra, F., Dudman, S., Duwe, S., Hauge, S.H., Hungnes, O., Meijer, A., Mossong, J., Paget, W.J., Phin, N., Sande, M. van der, Schweiger, B., Nicoll, A. Oseltamivir-resistant influenza A(H1N1) viruses detected in Europe during season 2007-8 had epidemiologic and clinical characteristics similar to co-circulating susceptible A(H1N1) viruses. Eurosurveillance: 2009, 14(46), 13-20