Christensen, Vern L., Debbie T. Ort, and Jesse L. Grimes. 2002. “Physiological Factors Associated With Weak Neonatal Poults (Meleagris Gallopavo)”. International Journal of Poultry Science 2 (1): 7–14. https://doi.org/10.3923/ijps.2003.7.14.