Sivaseelan , S., Malmarugan , S., & Balasubramaniam, P. B. G. A. (2013). Synergistic Pathological Effect of Mycoplasma gallisepticum with other Infectious Organisms in Layer Chickens. Brazilian Journal of Veterinary Pathology, 6(2), 44-47. https://doi.org/10.24070/bjvp.1983-0246.006008