Mohammed, Abdul Hadi Sallal, Yussra Hussein Ali, and Salema Kadium Mehadi. 2012. “The Effect Of Sodium Fluoride at Different Concentration On Some Organs ( The Liver, Spleen And Female Reproductive System ) Of Newhampshire Hens. Gross – Pathological Study”. Al-Kufa University Journal for Biology 4 (1). Kufa, Najaf, IRAQ. https://journal.uokufa.edu.iq/index.php/ajb/article/view/7726.