APA

Spackman E., Swayne D. E., Pantin-Jackwood M. J., Wan X., Torchetti M. K., Hassan M., Suarez D. L. & Sá e Silva M. (20150708). Variation in protection of four divergent avian influenza virus vaccine seed strains against eight clade 2.2.1 and 2.2.1.1. Egyptian H5N1 high pathogenicity variants in poultry. : Influenza and other respiratory viruses.

Chicago

Spackman Erica, Swayne David E, Pantin-Jackwood Mary J, Wan Xiu-Feng, Torchetti Mia K, Hassan Mohammad, Suarez David L and Sá e Silva Mariana. 20150708. Variation in protection of four divergent avian influenza virus vaccine seed strains against eight clade 2.2.1 and 2.2.1.1. Egyptian H5N1 high pathogenicity variants in poultry. : Influenza and other respiratory viruses.

Harvard

Spackman E., Swayne D. E., Pantin-Jackwood M. J., Wan X., Torchetti M. K., Hassan M., Suarez D. L. and Sá e Silva M. (20150708). Variation in protection of four divergent avian influenza virus vaccine seed strains against eight clade 2.2.1 and 2.2.1.1. Egyptian H5N1 high pathogenicity variants in poultry. : Influenza and other respiratory viruses.

MLA

Spackman Erica, Swayne David E, Pantin-Jackwood Mary J, Wan Xiu-Feng, Torchetti Mia K, Hassan Mohammad, Suarez David L and Sá e Silva Mariana. Variation in protection of four divergent avian influenza virus vaccine seed strains against eight clade 2.2.1 and 2.2.1.1. Egyptian H5N1 high pathogenicity variants in poultry. : Influenza and other respiratory viruses. 20150708.