Safin Jalal, mohammed, Zakariya A. Hussein, and Jaafar Majeed Smail. 2025. “Assessment of Heavy Metal Concentrations in Poultry Feed Samples from Erbil Governorate”. Rafidain Journal of Science 34 (4):119-32. https://jeh.uomosul.edu.iq/index.php/rsci/article/view/56052.