Molla, B., D. Alemayehu, and W. Salah. “Sources and Distribution of Salmonella Serotypes Isolated from Food Animals, Slaughterhouse Personnel and Retail Meat Products in Ethiopia: 1997-2002”. Ethiopian Journal of Health Development, vol. 17, no. 1, Jan. 2003, pp. 63-70, doi:10.4314/ejhd.v17i1.9782.