RAJASEKARAN, RANJANI, et al. “Molecular Detection of Integrated Reticuloendothelial Virus Genes in Fowlpox Virus Field Isolates and Live Vaccines of Poultry”. The Indian Journal of Animal Sciences, vol. 89, no. 4, Apr. 2019, pp. 377–380, https://doi.org/10.56093/ijans.v89i4.89092.