Faeji, C. O., M. K. Oladunmoye, I. A. Adebayo, and T. T. Adebolu. “Antiviral Effect of Phyllanthus Amarus Leaf Extract Against Newcastle Disease Virus in Broilers”. Asian Plant Research Journal, Vol. 2, no. 4, July 2019, pp. 1-9, doi:10.9734/aprj/2019/v2i430053.