Epidemiology of bovine brucellosis in Mexicali Valley, Mexico: use of path analysis to refine the existing control program.

This paper describes how path analysis, a quantitative analytical technique, was used to evaluate details on the epidemiology of bovine brucellosis in a discrete geographic area of Baja California Norte, Mexico. The steps involved in the analysis are discussed and details are presented for refining and improving the bovine brucellosis control program in this geographic area.