Aldhalemi , Murtada Abdulhasan, and Riyadh Shamkhi Al-Mosawi. 2019. “Study the Effect of Lactation Period on the Biochemical Properties of Breast Milk During the First Year of Breast-Feeding”. Kufa Journal for Agricultural Sciences 11 (2). https://journal.uokufa.edu.iq/index.php/kjas/article/view/52.