Z. A. William, W. J. . Reuben, Y. L. . Musa, and E. D. . Emuejevoke, “Determination of Newcastle disease virus antibody titre in vaccinated and unvaccinated poultry birds within Kaduna South Local Government Area Kaduna State, Nigeria ”, SWJ, vol. 20, no. 4, pp. 1543–1550, Mar. 2026.