M. A. M. Al-mudhafr, “Evaluation specific primer design for HN & M NDV genes based on Iraqi virulent isolates by used Real-time RT-Florescent PCR Technique”, KUFA J Vet Med Sci, vol. 7, no. 2, pp. 176–186, Dec. 2016, doi: 10.36326/kjvs/2016/v7i24333.