Belgian surveillance plans to assess changes in Salmonella prevalence in meat at different production stages32, Ghafir, Y., China Bernard, Korsak N., Dierick Katelijne, Collard J-M, Godard C., De Zutter L., and Daube G. , J.Food Prot., 0/11/2005, Volume 68, Issue 11, Number 2277, p.2269 - 2277, (2005)