(1)
Reddy, I.; David, C.; Raju, S. Active Immunization Against CVIP and It`s Role on the Pattern of Sequence Length and Pause Days in Domestic Hen (Gallous Domesticus). Int. J. Poult. Sci. 2006, 5 (2), 156–161. https://doi.org/10.3923/ijps.2006.156.161.