Sivaseelan , S., Malmarugan , S. and 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), pp. 44–47. Available at: https://bjvp.org.br/bjvp/article/view/147 (Accessed: 19 October 2025).