Studies on factors influencing immune response in chickens: V. Effect of probioticum "S" on the immune response of chickens to Newcastle disease virus vaccine

Citation:
A., R., S. R.T., N. A. Afifi, and R. I.M., "Studies on factors influencing immune response in chickens: V. Effect of probioticum "S" on the immune response of chickens to Newcastle disease virus vaccine", J.Egypt. Vet.Med.Ass., , vol. 51, issue (1-2), pp. 409-425, 1991.