Al-Bayatti, Sahar A., and Amina N. Al-Thwani. “Evaluation of PCR, ELISA, and Culture Methods for the Diagnosis of Animal Brucellosis”. Diyala Agricultural Sciences Journal , vol. 1, no. 1, June 2009, pp. 1-17, https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/3219.