@article {147413,
	title = {Effect of Ocratoxin A on the immune response of chickens to Newcastle disease vaccine. },
	journal = {Beni-Suef , Vet. Med. Res. J.,},
	volume = {4},
	year = {1994},
	pages = {186-200. },
	author = {M. K. Refai and S.M .Abd El-Karim and M.A .Bastami and M.M.Amer and D.G.khilfa and Bakir,A.M. and Manal A. Afify and M.F.El-Kady}
}
