Armesto, M., Evans, S., Cavanagh, D., Abu-Median, A., Keep, S., & Britton, P. (2011). A Recombinant Avian Infectious Bronchitis Virus Expressing a Heterologous Spike Gene Belonging to the 4/91 Serotype. Public Library of Science.

Armesto, Maria, Sharon Evans, David Cavanagh, Abu-Bakr Abu-Median, Sarah Keep, و Paul Britton. A Recombinant Avian Infectious Bronchitis Virus Expressing a Heterologous Spike Gene Belonging to the 4/91 Serotype. Public Library of Science, 2011.

Armesto, Maria, et al. A Recombinant Avian Infectious Bronchitis Virus Expressing a Heterologous Spike Gene Belonging to the 4/91 Serotype. Public Library of Science, 2011.