Citation | Asnan M, Sharif M, Hamid MMA, Abbas W, Tarteel H, Sarwar MK, Hassan S (2025). Effect of different sources and levels of zinc used in poultry birds: A review. J. Anim. Health Prod. 13(4): 1016-1034. DOI | https://dx.doi.org/10.17582/journal.jahp/2025/13.4.1016.1034