Željko Gottstein

1. IntroductionColibacillosis is one of the most common bacterial diseases in poultry farming. The infection can be localized, but more regularly it is systemic and leads to high mortality on farms [1,2]. The lesions in adult egg-laying hens most frequently include peritonitis, polyserositis, and salpingitis [3,4]. Whether the infection is primary or secondary, the outbreaks are managed by the app ...