Evaluation of Antiviral Activity of Allium Cepa and Allium Sativum Extracts Against Newcastle Disease Virus.Published in:Alexandria Journal of Veterinary Sciences, 2019, v. 61, n. 1, p. 108, doi. 10.5455/ajvs.29663By:Harazem, Rasha;El Rahman, Sahar Abd;El-Kenawy, AliPublication type:Article