Hartgroves, L. C. S., Koudstaal, W., McLeod, C., Moncorge, O., Thompson, C. I., Ellis, J., Bull, C., Havenga, M. J. E., Goudsmit, J. and Barclay, W. S.. (2010) Rapid generation of a well-matched vaccine seed from a modern influenza A virus primary isolate without recourse to eggs. Vaccine, Vol.28 (No.17). pp. 2973-2979. ISSN 0264-410X