Ruiz-Feria, C., Larrison, E., Davis, M., Farnell, M., Carey, J., Grimes, J., & Pitts, J. (2011). Supplementation of Feed Grade Sodium Bisulfate in Broiler Diets Improves Feed Efficiency. International Journal of Poultry Science, 10(9), 670–676. https://doi.org/10.3923/ijps.2011.670.676