@inproceedings{inproceedings3bb605f2,
title   = {Protection conferred by massachusetts strain of infectious bronchitis virus against Brazilian BR-I field virus},
author = {Chacón, Jorge and Vejarano, Pilar and Bianchi, Bianca and Ferreira, Antonio José Piantino and Nagy, Zoltan and Penzes, Zoltan},
year = {2015},
publisher = {American Association of Avian Pathologists},
booktitle   = {AAAP Symposium}
}