Antiviral potential of aqueous extracts of some parts of Momordica balsamina plant against Newcastle disease virus - Chollom, S C; Olawuyi, A K; Danjuma, L D; Nanbol, L D; Makinde, I O; Hashimu, G A; Alesa, M U; Esilonu, J T; Ogundeji, E B; Kwatjel, J S (J Adv Pharm Technol Res, 2012)