Eichie , F.O., A.E. Salako, and S.E. Aggrey. 2016. “Genetic Diversity of Prolactin Gene in Two Strains of Japanese Quail (Coturnix Coturnix Japonica) in Nigeria”. International Journal of Poultry Science 15 (9): 349–357. https://doi.org/10.3923/ijps.2016.349.357.