Christensen, V.L., L.G. Bagley, J. Prestwich, T. Olson, M.J. Wineland, and D.T. Ort. “Length of the Developmental Period of Turkey Eggs Affects Cardiac Physiology and Subsequent Embryo Survival”. International Journal of Poultry Science 6, no. 2 (January 15, 2007): 95–101. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/718.