Assessing Chromium (Cr) Burden in Organ of Hacco and Isa Brown Adult Chicken Layers (Gallus spp.) from Water, Drugs and Chicken Feeds. NJPBR [Internet]. 2020 Dec. 21 [cited 2026 Apr. 2];5(1):28-36. Available from: https://njpbr.com.ng/index.php/journals/article/view/13