Srinivasan , P., G.A. Balasubramaniam, T.R. Gopalakrishnamurthy, and P. Balachandran. “Pathology of Oviduct in Sub Optimally Producing Commercial Layer Chicken”. International Journal of Poultry Science 11, no. 9 (August 15, 2012): 577–581. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/1840.