00320nam a22000977a 4500100002100000245008300021250002000104260005000124300000700174650004100181  aDe Silva,H.L.D.N  aImterferons and their Medical Applications: Anti Viral Activity of Inrerferons  aSeminar Reports  aColombobInstitiute of Chemistry Ceylonc2014  a19  aanti viral activityaseminar reports